64394421

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{235877}}^1$

素因数の和:235900

約数の個数: 16

約数和(自身を含む): 105673344

約数和(自身を除く): 41278923

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 235877, 707631, 1651139, 3066401, 4953417, 9199203, 21464807, 64394421]

約数ペア:

[(1, 64394421), (3, 21464807), (7, 9199203), (13, 4953417), (21, 3066401), (39, 1651139), (91, 707631), (273, 235877)]