9904921

素因数分解:

${\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:145

約数の個数: 24

約数和(自身を含む): 11594880

約数和(自身を除く): 1689959

約数列:

[1, 13, 29, 43, 47, 169, 377, 559, 611, 1247, 1363, 2021, 4901, 7267, 7943, 16211, 17719, 26273, 58609, 210743, 230347, 341549, 761917, 9904921]

約数ペア:

[(1, 9904921), (13, 761917), (29, 341549), (43, 230347), (47, 210743), (169, 58609), (377, 26273), (559, 17719), (611, 16211), (1247, 7943), (1363, 7267), (2021, 4901)]