40647621

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{41183}}^1$

素因数の和:41240

約数の個数: 16

約数和(自身を含む): 63258624

約数和(自身を除く): 22611003

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 41183, 123549, 288281, 864843, 1935601, 5806803, 13549207, 40647621]

約数ペア:

[(1, 40647621), (3, 13549207), (7, 5806803), (21, 1935601), (47, 864843), (141, 288281), (329, 123549), (987, 41183)]