13491541

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{787}}^1$

素因数の和:904

約数の個数: 16

約数和(自身を含む): 16138240

約数和(自身を除く): 2646699

約数列:

[1, 7, 31, 79, 217, 553, 787, 2449, 5509, 17143, 24397, 62173, 170779, 435211, 1927363, 13491541]

約数ペア:

[(1, 13491541), (7, 1927363), (31, 435211), (79, 170779), (217, 62173), (553, 24397), (787, 17143), (2449, 5509)]