201991015198

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{236523437}}^1$

素因数の和:236523507

約数の個数: 16

約数和(自身を含む): 351946875744

約数和(自身を除く): 149955860546

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 236523437, 473046874, 1655664059, 3311328118, 14427929657, 28855859314, 100995507599, 201991015198]

約数ペア:

[(1, 201991015198), (2, 100995507599), (7, 28855859314), (14, 14427929657), (61, 3311328118), (122, 1655664059), (427, 473046874), (854, 236523437)]