12902015

素因数分解:

$5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{821}}^1$

素因数の和:1282

約数の個数: 16

約数和(自身を含む): 17755200

約数和(自身を除く): 4853185

約数列:

[1, 5, 7, 35, 449, 821, 2245, 3143, 4105, 5747, 15715, 28735, 368629, 1843145, 2580403, 12902015]

約数ペア:

[(1, 12902015), (5, 2580403), (7, 1843145), (35, 368629), (449, 28735), (821, 15715), (2245, 5747), (3143, 4105)]