57511251

素因数分解:

$3^2\times 7^2\times {\mathrm{130411}}^1$

素因数の和:130431

約数の個数: 18

約数和(自身を含む): 96635292

約数和(自身を除く): 39124041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 130411, 391233, 912877, 1173699, 2738631, 6390139, 8215893, 19170417, 57511251]

約数ペア:

[(1, 57511251), (3, 19170417), (7, 8215893), (9, 6390139), (21, 2738631), (49, 1173699), (63, 912877), (147, 391233), (441, 130411)]