15997764

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 38763648

約数和(自身を除く): 22765884

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 137, 148, 222, 263, 274, 411, 444, 526, 548, 789, 822, 1052, 1578, 1644, 3156, 5069, 9731, 10138, 15207, 19462, 20276, 29193, 30414, 36031, 38924, 58386, 60828, 72062, 108093, 116772, 144124, 216186, 432372, 1333147, 2666294, 3999441, 5332588, 7998882, 15997764]

約数ペア:

[(1, 15997764), (2, 7998882), (3, 5332588), (4, 3999441), (6, 2666294), (12, 1333147), (37, 432372), (74, 216186), (111, 144124), (137, 116772), (148, 108093), (222, 72062), (263, 60828), (274, 58386), (411, 38924), (444, 36031), (526, 30414), (548, 29193), (789, 20276), (822, 19462), (1052, 15207), (1578, 10138), (1644, 9731), (3156, 5069)]