161738143

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{2801}}^1$

素因数の和:2994

約数の個数: 16

約数和(自身を含む): 189101376

約数和(自身を除く): 27363233

約数列:

[1, 7, 73, 113, 511, 791, 2801, 8249, 19607, 57743, 204473, 316513, 1431311, 2215591, 23105449, 161738143]

約数ペア:

[(1, 161738143), (7, 23105449), (73, 2215591), (113, 1431311), (511, 316513), (791, 204473), (2801, 57743), (8249, 19607)]