30945789

素因数分解:

$3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{3253}}^1$

素因数の和:3417

約数の個数: 24

約数和(自身を含む): 51439232

約数和(自身を除く): 20493443

約数列:

[1, 3, 7, 9, 21, 63, 151, 453, 1057, 1359, 3171, 3253, 9513, 9759, 22771, 29277, 68313, 204939, 491203, 1473609, 3438421, 4420827, 10315263, 30945789]

約数ペア:

[(1, 30945789), (3, 10315263), (7, 4420827), (9, 3438421), (21, 1473609), (63, 491203), (151, 204939), (453, 68313), (1057, 29277), (1359, 22771), (3171, 9759), (3253, 9513)]