30791820157

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{331}}^1\times {\mathrm{31123}}^1$

素因数の和:31529

約数の個数: 24

約数和(自身を含む): 36517415712

約数和(自身を除く): 5725595555

約数列:

[1, 7, 49, 61, 331, 427, 2317, 2989, 16219, 20191, 31123, 141337, 217861, 989359, 1525027, 1898503, 10301713, 13289521, 72111991, 93026647, 504783937, 628404493, 4398831451, 30791820157]

約数ペア:

[(1, 30791820157), (7, 4398831451), (49, 628404493), (61, 504783937), (331, 93026647), (427, 72111991), (2317, 13289521), (2989, 10301713), (16219, 1898503), (20191, 1525027), (31123, 989359), (141337, 217861)]