1400416

素因数分解:

$2^5\times {\mathrm{107}}^1\times {\mathrm{409}}^1$

素因数の和:526

約数の個数: 24

約数和(自身を含む): 2789640

約数和(自身を除く): 1389224

約数列:

[1, 2, 4, 8, 16, 32, 107, 214, 409, 428, 818, 856, 1636, 1712, 3272, 3424, 6544, 13088, 43763, 87526, 175052, 350104, 700208, 1400416]

約数ペア:

[(1, 1400416), (2, 700208), (4, 350104), (8, 175052), (16, 87526), (32, 43763), (107, 13088), (214, 6544), (409, 3424), (428, 3272), (818, 1712), (856, 1636)]