28737376185

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{53}}^2\times {\mathrm{449}}^1$

素因数の和:608

約数の個数: 144

約数和(自身を含む): 56398809600

約数和(自身を除く): 27661433415

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 49, 53, 93, 105, 147, 155, 159, 217, 245, 265, 371, 449, 465, 651, 735, 795, 1085, 1113, 1347, 1519, 1643, 1855, 2245, 2597, 2809, 3143, 3255, 4557, 4929, 5565, 6735, 7595, 7791, 8215, 8427, 9429, 11501, 12985, 13919, 14045, 15715, 19663, 22001, 22785, 23797, 24645, 34503, 38955, 41757, 42135, 47145, 57505, 58989, 66003, 69595, 71391, 80507, 87079, 97433, 98315, 110005, 118985, 137641, 166579, 172515, 208785, 241521, 261237, 292299, 294945, 330015, 356955, 402535, 412923, 435395, 487165, 499737, 609553, 682031, 688205, 737707, 832895, 1166053, 1207605, 1261241, 1306185, 1461495, 1828659, 2046093, 2064615, 2213121, 2498685, 3047765, 3410155, 3498159, 3688535, 3783723, 4266871, 5163949, 5830265, 6306205, 8828687, 9143295, 10230465, 11065605, 12800613, 15491847, 17490795, 18918615, 21334355, 25819745, 26486061, 36147643, 39098471, 44143435, 61800809, 64003065, 77459235, 108442929, 117295413, 132430305, 180738215, 185402427, 195492355, 273689297, 309004045, 542214645, 586477065, 821067891, 927012135, 1368446485, 1915825079, 4105339455, 5747475237, 9579125395, 28737376185]

約数ペア:

[(1, 28737376185), (3, 9579125395), (5, 5747475237), (7, 4105339455), (15, 1915825079), (21, 1368446485), (31, 927012135), (35, 821067891), (49, 586477065), (53, 542214645), (93, 309004045), (105, 273689297), (147, 195492355), (155, 185402427), (159, 180738215), (217, 132430305), (245, 117295413), (265, 108442929), (371, 77459235), (449, 64003065), (465, 61800809), (651, 44143435), (735, 39098471), (795, 36147643), (1085, 26486061), (1113, 25819745), (1347, 21334355), (1519, 18918615), (1643, 17490795), (1855, 15491847), (2245, 12800613), (2597, 11065605), (2809, 10230465), (3143, 9143295), (3255, 8828687), (4557, 6306205), (4929, 5830265), (5565, 5163949), (6735, 4266871), (7595, 3783723), (7791, 3688535), (8215, 3498159), (8427, 3410155), (9429, 3047765), (11501, 2498685), (12985, 2213121), (13919, 2064615), (14045, 2046093), (15715, 1828659), (19663, 1461495), (22001, 1306185), (22785, 1261241), (23797, 1207605), (24645, 1166053), (34503, 832895), (38955, 737707), (41757, 688205), (42135, 682031), (47145, 609553), (57505, 499737), (58989, 487165), (66003, 435395), (69595, 412923), (71391, 402535), (80507, 356955), (87079, 330015), (97433, 294945), (98315, 292299), (110005, 261237), (118985, 241521), (137641, 208785), (166579, 172515)]