253131749

素因数分解:

${\mathrm{13}}^3\times {\mathrm{29}}^2\times {\mathrm{137}}^1$

素因数の和:234

約数の個数: 24

約数和(自身を含む): 286071240

約数和(自身を除く): 32939491

約数列:

[1, 13, 29, 137, 169, 377, 841, 1781, 2197, 3973, 4901, 10933, 23153, 51649, 63713, 115217, 142129, 300989, 671437, 1497821, 1847677, 8728681, 19471673, 253131749]

約数ペア:

[(1, 253131749), (13, 19471673), (29, 8728681), (137, 1847677), (169, 1497821), (377, 671437), (841, 300989), (1781, 142129), (2197, 115217), (3973, 63713), (4901, 51649), (10933, 23153)]