68680916

素因数分解:

$2^2\times {\mathrm{409}}^1\times {\mathrm{41981}}^1$

素因数の和:42394

約数の個数: 12

約数和(自身を含む): 120488340

約数和(自身を除く): 51807424

約数列:

[1, 2, 4, 409, 818, 1636, 41981, 83962, 167924, 17170229, 34340458, 68680916]

約数ペア:

[(1, 68680916), (2, 34340458), (4, 17170229), (409, 167924), (818, 83962), (1636, 41981)]