117564671

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:615

約数の個数: 24

約数和(自身を含む): 141437520

約数和(自身を除く): 23872849

約数列:

[1, 7, 41, 49, 139, 287, 421, 973, 2009, 2947, 5699, 6811, 17261, 20629, 39893, 58519, 120827, 279251, 409633, 845789, 2399279, 2867431, 16794953, 117564671]

約数ペア:

[(1, 117564671), (7, 16794953), (41, 2867431), (49, 2399279), (139, 845789), (287, 409633), (421, 279251), (973, 120827), (2009, 58519), (2947, 39893), (5699, 20629), (6811, 17261)]