13378449

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{4219}}^1$

素因数の和:4380

約数の個数: 16

約数和(自身を含む): 20526080

約数和(自身を除く): 7147631

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 4219, 12657, 29533, 88599, 637069, 1911207, 4459483, 13378449]

約数ペア:

[(1, 13378449), (3, 4459483), (7, 1911207), (21, 637069), (151, 88599), (453, 29533), (1057, 12657), (3171, 4219)]