31913336

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{743}}^1$

素因数の和:828

約数の個数: 64

約数和(自身を含む): 74995200

約数和(自身を除く): 43081864

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 59, 91, 104, 118, 182, 236, 364, 413, 472, 728, 743, 767, 826, 1486, 1534, 1652, 2972, 3068, 3304, 5201, 5369, 5944, 6136, 9659, 10402, 10738, 19318, 20804, 21476, 38636, 41608, 42952, 43837, 67613, 77272, 87674, 135226, 175348, 270452, 306859, 350696, 540904, 569881, 613718, 1139762, 1227436, 2279524, 2454872, 3989167, 4559048, 7978334, 15956668, 31913336]

約数ペア:

[(1, 31913336), (2, 15956668), (4, 7978334), (7, 4559048), (8, 3989167), (13, 2454872), (14, 2279524), (26, 1227436), (28, 1139762), (52, 613718), (56, 569881), (59, 540904), (91, 350696), (104, 306859), (118, 270452), (182, 175348), (236, 135226), (364, 87674), (413, 77272), (472, 67613), (728, 43837), (743, 42952), (767, 41608), (826, 38636), (1486, 21476), (1534, 20804), (1652, 19318), (2972, 10738), (3068, 10402), (3304, 9659), (5201, 6136), (5369, 5944)]