15697400131

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1\times {\mathrm{1993}}^1$

素因数の和:2371

約数の個数: 32

約数和(自身を含む): 18597224448

約数和(自身を除く): 2899824317

約数列:

[1, 7, 43, 137, 191, 301, 959, 1337, 1993, 5891, 8213, 13951, 26167, 41237, 57491, 85699, 183169, 273041, 380663, 599893, 1125181, 1911287, 2664641, 7876267, 11740763, 16368509, 52150831, 82185341, 114579563, 365055817, 2242485733, 15697400131]

約数ペア:

[(1, 15697400131), (7, 2242485733), (43, 365055817), (137, 114579563), (191, 82185341), (301, 52150831), (959, 16368509), (1337, 11740763), (1993, 7876267), (5891, 2664641), (8213, 1911287), (13951, 1125181), (26167, 599893), (41237, 380663), (57491, 273041), (85699, 183169)]