231621964

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{140207}}^1$

素因数の和:140277

約数の個数: 24

約数和(自身を含む): 471098880

約数和(自身を除く): 239476916

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 826, 1652, 140207, 280414, 560828, 981449, 1962898, 3925796, 8272213, 16544426, 33088852, 57905491, 115810982, 231621964]

約数ペア:

[(1, 231621964), (2, 115810982), (4, 57905491), (7, 33088852), (14, 16544426), (28, 8272213), (59, 3925796), (118, 1962898), (236, 981449), (413, 560828), (826, 280414), (1652, 140207)]