65868621

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{6521}}^1$

素因数の和:6581

約数の個数: 32

約数和(自身を含む): 111030528

約数和(自身を除く): 45161907

約数列:

[1, 3, 7, 13, 21, 37, 39, 91, 111, 259, 273, 481, 777, 1443, 3367, 6521, 10101, 19563, 45647, 84773, 136941, 241277, 254319, 593411, 723831, 1688939, 1780233, 3136601, 5066817, 9409803, 21956207, 65868621]

約数ペア:

[(1, 65868621), (3, 21956207), (7, 9409803), (13, 5066817), (21, 3136601), (37, 1780233), (39, 1688939), (91, 723831), (111, 593411), (259, 254319), (273, 241277), (481, 136941), (777, 84773), (1443, 45647), (3367, 19563), (6521, 10101)]