31181142

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{419}}^1$

素因数の和:660

約数の個数: 32

約数和(自身を含む): 63705600

約数和(自身を除く): 32524458

約数列:

[1, 2, 3, 6, 79, 157, 158, 237, 314, 419, 471, 474, 838, 942, 1257, 2514, 12403, 24806, 33101, 37209, 65783, 66202, 74418, 99303, 131566, 197349, 198606, 394698, 5196857, 10393714, 15590571, 31181142]

約数ペア:

[(1, 31181142), (2, 15590571), (3, 10393714), (6, 5196857), (79, 394698), (157, 198606), (158, 197349), (237, 131566), (314, 99303), (419, 74418), (471, 66202), (474, 65783), (838, 37209), (942, 33101), (1257, 24806), (2514, 12403)]