3897625781

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{9811}}^1$

素因数の和:9969

約数の個数: 32

約数和(自身を含む): 4898150400

約数和(自身を除く): 1000524619

約数列:

[1, 7, 19, 29, 103, 133, 203, 551, 721, 1957, 2987, 3857, 9811, 13699, 20909, 56753, 68677, 186409, 284519, 397271, 1010533, 1304863, 1991633, 5405861, 7073731, 19200127, 29305457, 37841027, 134400889, 205138199, 556803683, 3897625781]

約数ペア:

[(1, 3897625781), (7, 556803683), (19, 205138199), (29, 134400889), (103, 37841027), (133, 29305457), (203, 19200127), (551, 7073731), (721, 5405861), (1957, 1991633), (2987, 1304863), (3857, 1010533), (9811, 397271), (13699, 284519), (20909, 186409), (56753, 68677)]