15559209

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:187

約数の個数: 40

約数和(自身を含む): 24486528

約数和(自身を除く): 8927319

約数列:

[1, 3, 9, 27, 47, 61, 67, 81, 141, 183, 201, 423, 549, 603, 1269, 1647, 1809, 2867, 3149, 3807, 4087, 4941, 5427, 8601, 9447, 12261, 25803, 28341, 36783, 77409, 85023, 110349, 192089, 232227, 255069, 331047, 576267, 1728801, 5186403, 15559209]

約数ペア:

[(1, 15559209), (3, 5186403), (9, 1728801), (27, 576267), (47, 331047), (61, 255069), (67, 232227), (81, 192089), (141, 110349), (183, 85023), (201, 77409), (423, 36783), (549, 28341), (603, 25803), (1269, 12261), (1647, 9447), (1809, 8601), (2867, 5427), (3149, 4941), (3807, 4087)]