13561535

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 18816000

約数和(自身を除く): 5254465

約数列:

[1, 5, 13, 19, 65, 79, 95, 139, 247, 395, 695, 1027, 1235, 1501, 1807, 2641, 5135, 7505, 9035, 10981, 13205, 19513, 34333, 54905, 97565, 142753, 171665, 208639, 713765, 1043195, 2712307, 13561535]

約数ペア:

[(1, 13561535), (5, 2712307), (13, 1043195), (19, 713765), (65, 208639), (79, 171665), (95, 142753), (139, 97565), (247, 54905), (395, 34333), (695, 19513), (1027, 13205), (1235, 10981), (1501, 9035), (1807, 7505), (2641, 5135)]