15745455

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{461}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 31933440

約数和(自身を除く): 16187985

約数列:

[1, 3, 5, 9, 11, 15, 23, 27, 33, 45, 55, 69, 99, 115, 135, 165, 207, 253, 297, 345, 461, 495, 621, 759, 1035, 1265, 1383, 1485, 2277, 2305, 3105, 3795, 4149, 5071, 6831, 6915, 10603, 11385, 12447, 15213, 20745, 25355, 31809, 34155, 45639, 53015, 62235, 76065, 95427, 116633, 136917, 159045, 228195, 286281, 349899, 477135, 583165, 684585, 1049697, 1431405, 1749495, 3149091, 5248485, 15745455]

約数ペア:

[(1, 15745455), (3, 5248485), (5, 3149091), (9, 1749495), (11, 1431405), (15, 1049697), (23, 684585), (27, 583165), (33, 477135), (45, 349899), (55, 286281), (69, 228195), (99, 159045), (115, 136917), (135, 116633), (165, 95427), (207, 76065), (253, 62235), (297, 53015), (345, 45639), (461, 34155), (495, 31809), (621, 25355), (759, 20745), (1035, 15213), (1265, 12447), (1383, 11385), (1485, 10603), (2277, 6915), (2305, 6831), (3105, 5071), (3795, 4149)]