938736855

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1$

素因数の和:438

約数の個数: 144

約数和(自身を含む): 2035912320

約数和(自身を除く): 1097175465

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 49, 51, 63, 79, 85, 105, 119, 147, 153, 237, 245, 255, 315, 317, 357, 395, 441, 553, 595, 711, 735, 765, 833, 951, 1071, 1185, 1343, 1585, 1659, 1785, 2205, 2219, 2499, 2765, 2853, 3555, 3871, 4029, 4165, 4755, 4977, 5355, 5389, 6657, 6715, 7497, 8295, 9401, 11095, 11613, 12087, 12495, 14265, 15533, 16167, 19355, 19971, 20145, 24885, 25043, 26945, 28203, 33285, 34839, 37485, 37723, 46599, 47005, 48501, 58065, 60435, 65807, 75129, 77665, 80835, 84609, 99855, 113169, 125215, 139797, 141015, 174195, 175301, 188615, 197421, 225387, 232995, 242505, 264061, 329035, 339507, 375645, 423045, 425731, 525903, 565845, 592263, 698985, 792183, 876505, 987105, 1126935, 1227107, 1277193, 1320305, 1577709, 1697535, 2128655, 2376549, 2629515, 2961315, 2980117, 3681321, 3831579, 3960915, 6135535, 6385965, 7888545, 8940351, 11043963, 11882745, 14900585, 18406605, 19157895, 20860819, 26821053, 44701755, 55219815, 62582457, 104304095, 134105265, 187747371, 312912285, 938736855]

約数ペア:

[(1, 938736855), (3, 312912285), (5, 187747371), (7, 134105265), (9, 104304095), (15, 62582457), (17, 55219815), (21, 44701755), (35, 26821053), (45, 20860819), (49, 19157895), (51, 18406605), (63, 14900585), (79, 11882745), (85, 11043963), (105, 8940351), (119, 7888545), (147, 6385965), (153, 6135535), (237, 3960915), (245, 3831579), (255, 3681321), (315, 2980117), (317, 2961315), (357, 2629515), (395, 2376549), (441, 2128655), (553, 1697535), (595, 1577709), (711, 1320305), (735, 1277193), (765, 1227107), (833, 1126935), (951, 987105), (1071, 876505), (1185, 792183), (1343, 698985), (1585, 592263), (1659, 565845), (1785, 525903), (2205, 425731), (2219, 423045), (2499, 375645), (2765, 339507), (2853, 329035), (3555, 264061), (3871, 242505), (4029, 232995), (4165, 225387), (4755, 197421), (4977, 188615), (5355, 175301), (5389, 174195), (6657, 141015), (6715, 139797), (7497, 125215), (8295, 113169), (9401, 99855), (11095, 84609), (11613, 80835), (12087, 77665), (12495, 75129), (14265, 65807), (15533, 60435), (16167, 58065), (19355, 48501), (19971, 47005), (20145, 46599), (24885, 37723), (25043, 37485), (26945, 34839), (28203, 33285)]