131810978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{977}}^1\times {\mathrm{5189}}^1$

素因数の和:6181

約数の個数: 16

約数和(自身を含む): 213184440

約数和(自身を除く): 81373462

約数列:

[1, 2, 13, 26, 977, 1954, 5189, 10378, 12701, 25402, 67457, 134914, 5069653, 10139306, 65905489, 131810978]

約数ペア:

[(1, 131810978), (2, 65905489), (13, 10139306), (26, 5069653), (977, 134914), (1954, 67457), (5189, 25402), (10378, 12701)]