31657095

素因数分解:

$3^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{557}}^1$

素因数の和:992

約数の個数: 32

約数和(自身を含む): 56514240

約数和(自身を除く): 24857145

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 421, 557, 1263, 1671, 2105, 2785, 3789, 5013, 6315, 8355, 11367, 15039, 18945, 25065, 56835, 75195, 234497, 703491, 1172485, 2110473, 3517455, 6331419, 10552365, 31657095]

約数ペア:

[(1, 31657095), (3, 10552365), (5, 6331419), (9, 3517455), (15, 2110473), (27, 1172485), (45, 703491), (135, 234497), (421, 75195), (557, 56835), (1263, 25065), (1671, 18945), (2105, 15039), (2785, 11367), (3789, 8355), (5013, 6315)]