181216906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{409993}}^1$

素因数の和:410025

約数の個数: 16

約数和(自身を含む): 309955464

約数和(自身を除く): 128738558

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 409993, 819986, 5329909, 6969881, 10659818, 13939762, 90608453, 181216906]

約数ペア:

[(1, 181216906), (2, 90608453), (13, 13939762), (17, 10659818), (26, 6969881), (34, 5329909), (221, 819986), (442, 409993)]