31528426

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:310

約数の個数: 32

約数和(自身を含む): 50964480

約数和(自身を除く): 19436054

約数列:

[1, 2, 31, 41, 62, 79, 82, 157, 158, 314, 1271, 2449, 2542, 3239, 4867, 4898, 6437, 6478, 9734, 12403, 12874, 24806, 100409, 199547, 200818, 384493, 399094, 508523, 768986, 1017046, 15764213, 31528426]

約数ペア:

[(1, 31528426), (2, 15764213), (31, 1017046), (41, 768986), (62, 508523), (79, 399094), (82, 384493), (157, 200818), (158, 199547), (314, 100409), (1271, 24806), (2449, 12874), (2542, 12403), (3239, 9734), (4867, 6478), (4898, 6437)]