30958641

素因数分解:

$3^2\times 7^2\times {\mathrm{70201}}^1$

素因数の和:70221

約数の個数: 18

約数和(自身を含む): 52019682

約数和(自身を除く): 21061041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 70201, 210603, 491407, 631809, 1474221, 3439849, 4422663, 10319547, 30958641]

約数ペア:

[(1, 30958641), (3, 10319547), (7, 4422663), (9, 3439849), (21, 1474221), (49, 631809), (63, 491407), (147, 210603), (441, 70201)]