15051985

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{379}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 20027520

約数和(自身を除く): 4975535

約数列:

[1, 5, 13, 47, 65, 169, 235, 379, 611, 845, 1895, 3055, 4927, 7943, 17813, 24635, 39715, 64051, 89065, 231569, 320255, 1157845, 3010397, 15051985]

約数ペア:

[(1, 15051985), (5, 3010397), (13, 1157845), (47, 320255), (65, 231569), (169, 89065), (235, 64051), (379, 39715), (611, 24635), (845, 17813), (1895, 7943), (3055, 4927)]