1999797987

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{317}}^1\times {\mathrm{1283}}^1$

素因数の和:1763

約数の個数: 32

約数和(自身を含む): 2939846400

約数和(自身を除く): 940048413

約数列:

[1, 3, 11, 33, 149, 317, 447, 951, 1283, 1639, 3487, 3849, 4917, 10461, 14113, 42339, 47233, 141699, 191167, 406711, 519563, 573501, 1220133, 1558689, 2102837, 4473821, 6308511, 13421463, 60599939, 181799817, 666599329, 1999797987]

約数ペア:

[(1, 1999797987), (3, 666599329), (11, 181799817), (33, 60599939), (149, 13421463), (317, 6308511), (447, 4473821), (951, 2102837), (1283, 1558689), (1639, 1220133), (3487, 573501), (3849, 519563), (4917, 406711), (10461, 191167), (14113, 141699), (42339, 47233)]