1261551416

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{307}}^1\times {\mathrm{4987}}^1$

素因数の和:5403

約数の個数: 32

約数和(自身を含む): 2396634240

約数和(自身を除く): 1135082824

約数列:

[1, 2, 4, 8, 103, 206, 307, 412, 614, 824, 1228, 2456, 4987, 9974, 19948, 31621, 39896, 63242, 126484, 252968, 513661, 1027322, 1531009, 2054644, 3062018, 4109288, 6124036, 12248072, 157693927, 315387854, 630775708, 1261551416]

約数ペア:

[(1, 1261551416), (2, 630775708), (4, 315387854), (8, 157693927), (103, 12248072), (206, 6124036), (307, 4109288), (412, 3062018), (614, 2054644), (824, 1531009), (1228, 1027322), (2456, 513661), (4987, 252968), (9974, 126484), (19948, 63242), (31621, 39896)]