71885336

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{2069}}^1$

素因数の和:2219

約数の個数: 32

約数和(自身を含む): 139352400

約数和(自身を除く): 67467064

約数列:

[1, 2, 4, 8, 43, 86, 101, 172, 202, 344, 404, 808, 2069, 4138, 4343, 8276, 8686, 16552, 17372, 34744, 88967, 177934, 208969, 355868, 417938, 711736, 835876, 1671752, 8985667, 17971334, 35942668, 71885336]

約数ペア:

[(1, 71885336), (2, 35942668), (4, 17971334), (8, 8985667), (43, 1671752), (86, 835876), (101, 711736), (172, 417938), (202, 355868), (344, 208969), (404, 177934), (808, 88967), (2069, 34744), (4138, 17372), (4343, 16552), (8276, 8686)]