13408585

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:241

約数の個数: 32

約数和(自身を含む): 18201600

約数和(自身を除く): 4793015

約数列:

[1, 5, 19, 29, 31, 95, 145, 155, 157, 551, 589, 785, 899, 2755, 2945, 2983, 4495, 4553, 4867, 14915, 17081, 22765, 24335, 85405, 86507, 92473, 141143, 432535, 462365, 705715, 2681717, 13408585]

約数ペア:

[(1, 13408585), (5, 2681717), (19, 705715), (29, 462365), (31, 432535), (95, 141143), (145, 92473), (155, 86507), (157, 85405), (551, 24335), (589, 22765), (785, 17081), (899, 14915), (2755, 4867), (2945, 4553), (2983, 4495)]