680968245

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1973821}}^1$

素因数の和:1973852

約数の個数: 16

約数和(自身を含む): 1136921472

約数和(自身を除く): 455953227

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 1973821, 5921463, 9869105, 29607315, 45397883, 136193649, 226989415, 680968245]

約数ペア:

[(1, 680968245), (3, 226989415), (5, 136193649), (15, 45397883), (23, 29607315), (69, 9869105), (115, 5921463), (345, 1973821)]