12501279

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3253}}^1$

素因数の和:3327

約数の個数: 24

約数和(自身を含む): 20981792

約数和(自身を除く): 8480513

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3253, 3843, 9759, 22771, 29277, 68313, 198433, 204939, 595299, 1389031, 1785897, 4167093, 12501279]

約数ペア:

[(1, 12501279), (3, 4167093), (7, 1785897), (9, 1389031), (21, 595299), (61, 204939), (63, 198433), (183, 68313), (427, 29277), (549, 22771), (1281, 9759), (3253, 3843)]