20121219609

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{617}}^1\times {\mathrm{205103}}^1$

素因数の和:205776

約数の個数: 16

約数和(自身を含む): 27378922752

約数和(自身を除く): 7257703143

約数列:

[1, 3, 53, 159, 617, 1851, 32701, 98103, 205103, 615309, 10870459, 32611377, 126548551, 379645653, 6707073203, 20121219609]

約数ペア:

[(1, 20121219609), (3, 6707073203), (53, 379645653), (159, 126548551), (617, 32611377), (1851, 10870459), (32701, 615309), (98103, 205103)]