213888615

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{619967}}^1$

素因数の和:619998

約数の個数: 16

約数和(自身を含む): 357101568

約数和(自身を除く): 143212953

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 619967, 1859901, 3099835, 9299505, 14259241, 42777723, 71296205, 213888615]

約数ペア:

[(1, 213888615), (3, 71296205), (5, 42777723), (15, 14259241), (23, 9299505), (69, 3099835), (115, 1859901), (345, 619967)]