31886856

素因数分解:

$2^3\times 3^2\times {\mathrm{107}}^1\times {\mathrm{4139}}^1$

素因数の和:4258

約数の個数: 48

約数和(自身を含む): 87188400

約数和(自身を除く): 55301544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 107, 214, 321, 428, 642, 856, 963, 1284, 1926, 2568, 3852, 4139, 7704, 8278, 12417, 16556, 24834, 33112, 37251, 49668, 74502, 99336, 149004, 298008, 442873, 885746, 1328619, 1771492, 2657238, 3542984, 3985857, 5314476, 7971714, 10628952, 15943428, 31886856]

約数ペア:

[(1, 31886856), (2, 15943428), (3, 10628952), (4, 7971714), (6, 5314476), (8, 3985857), (9, 3542984), (12, 2657238), (18, 1771492), (24, 1328619), (36, 885746), (72, 442873), (107, 298008), (214, 149004), (321, 99336), (428, 74502), (642, 49668), (856, 37251), (963, 33112), (1284, 24834), (1926, 16556), (2568, 12417), (3852, 8278), (4139, 7704)]