86640379

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1303}}^1$

素因数の和:1399

約数の個数: 24

約数和(自身を含む): 107032320

約数和(自身を除く): 20391941

約数列:

[1, 7, 23, 49, 59, 161, 413, 1127, 1303, 1357, 2891, 9121, 9499, 29969, 63847, 66493, 76877, 209783, 538139, 1468481, 1768171, 3766973, 12377197, 86640379]

約数ペア:

[(1, 86640379), (7, 12377197), (23, 3766973), (49, 1768171), (59, 1468481), (161, 538139), (413, 209783), (1127, 76877), (1303, 66493), (1357, 63847), (2891, 29969), (9121, 9499)]