31062908

素因数分解:

$2^2\times {\mathrm{61}}^2\times {\mathrm{2087}}^1$

素因数の和:2213

約数の個数: 18

約数和(自身を含む): 55292328

約数和(自身を除く): 24229420

約数列:

[1, 2, 4, 61, 122, 244, 2087, 3721, 4174, 7442, 8348, 14884, 127307, 254614, 509228, 7765727, 15531454, 31062908]

約数ペア:

[(1, 31062908), (2, 15531454), (4, 7765727), (61, 509228), (122, 254614), (244, 127307), (2087, 14884), (3721, 8348), (4174, 7442)]