15117813

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:274

約数の個数: 32

約数和(自身を含む): 23272320

約数和(自身を除く): 8154507

約数列:

[1, 3, 9, 27, 61, 67, 137, 183, 201, 411, 549, 603, 1233, 1647, 1809, 3699, 4087, 8357, 9179, 12261, 25071, 27537, 36783, 75213, 82611, 110349, 225639, 247833, 559919, 1679757, 5039271, 15117813]

約数ペア:

[(1, 15117813), (3, 5039271), (9, 1679757), (27, 559919), (61, 247833), (67, 225639), (137, 110349), (183, 82611), (201, 75213), (411, 36783), (549, 27537), (603, 25071), (1233, 12261), (1647, 9179), (1809, 8357), (3699, 4087)]