13171401985

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12139541}}^1$

素因数の和:12139584

約数の個数: 16

約数和(自身を含む): 18646336512

約数和(自身を除く): 5474934527

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 12139541, 60697705, 84976787, 376325771, 424883935, 1881628855, 2634280397, 13171401985]

約数ペア:

[(1, 13171401985), (5, 2634280397), (7, 1881628855), (31, 424883935), (35, 376325771), (155, 84976787), (217, 60697705), (1085, 12139541)]