827986185

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:416

約数の個数: 128

約数和(自身を含む): 1673118720

約数和(自身を除く): 845132535

約数列:

[1, 3, 5, 9, 13, 15, 27, 37, 39, 41, 45, 65, 111, 117, 123, 135, 185, 195, 205, 311, 333, 351, 369, 481, 533, 555, 585, 615, 933, 999, 1107, 1443, 1517, 1555, 1599, 1665, 1755, 1845, 2405, 2665, 2799, 4043, 4329, 4551, 4665, 4797, 4995, 5535, 7215, 7585, 7995, 8397, 11507, 12129, 12751, 12987, 13653, 13995, 14391, 19721, 20215, 21645, 22755, 23985, 34521, 36387, 38253, 40959, 41985, 57535, 59163, 60645, 63755, 64935, 68265, 71955, 98605, 103563, 109161, 114759, 149591, 165763, 172605, 177489, 181935, 191265, 204795, 295815, 310689, 344277, 448773, 471787, 497289, 517815, 532467, 545805, 573795, 747955, 828815, 887445, 1346319, 1415361, 1491867, 1553445, 1721385, 2243865, 2358935, 2486445, 2662335, 4038957, 4246083, 4475601, 6133231, 6731595, 7076805, 7459335, 12738249, 18399693, 20194785, 21230415, 22378005, 30666155, 55199079, 63691245, 91998465, 165597237, 275995395, 827986185]

約数ペア:

[(1, 827986185), (3, 275995395), (5, 165597237), (9, 91998465), (13, 63691245), (15, 55199079), (27, 30666155), (37, 22378005), (39, 21230415), (41, 20194785), (45, 18399693), (65, 12738249), (111, 7459335), (117, 7076805), (123, 6731595), (135, 6133231), (185, 4475601), (195, 4246083), (205, 4038957), (311, 2662335), (333, 2486445), (351, 2358935), (369, 2243865), (481, 1721385), (533, 1553445), (555, 1491867), (585, 1415361), (615, 1346319), (933, 887445), (999, 828815), (1107, 747955), (1443, 573795), (1517, 545805), (1555, 532467), (1599, 517815), (1665, 497289), (1755, 471787), (1845, 448773), (2405, 344277), (2665, 310689), (2799, 295815), (4043, 204795), (4329, 191265), (4551, 181935), (4665, 177489), (4797, 172605), (4995, 165763), (5535, 149591), (7215, 114759), (7585, 109161), (7995, 103563), (8397, 98605), (11507, 71955), (12129, 68265), (12751, 64935), (12987, 63755), (13653, 60645), (13995, 59163), (14391, 57535), (19721, 41985), (20215, 40959), (21645, 38253), (22755, 36387), (23985, 34521)]