204080457

素因数分解:

$3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{43579}}^1$

素因数の和:43812

約数の個数: 16

約数和(自身を含む): 312381440

約数和(自身を除く): 108300983

約数列:

[1, 3, 7, 21, 223, 669, 1561, 4683, 43579, 130737, 305053, 915159, 9718117, 29154351, 68026819, 204080457]

約数ペア:

[(1, 204080457), (3, 68026819), (7, 29154351), (21, 9718117), (223, 915159), (669, 305053), (1561, 130737), (4683, 43579)]