331388171

素因数分解:

${\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{1997}}^1$

素因数の和:2182

約数の個数: 16

約数和(自身を含む): 352159488

約数和(自身を除く): 20771317

約数列:

[1, 31, 53, 101, 1643, 1997, 3131, 5353, 61907, 105841, 165943, 201697, 3281071, 6252607, 10689941, 331388171]

約数ペア:

[(1, 331388171), (31, 10689941), (53, 6252607), (101, 3281071), (1643, 201697), (1997, 165943), (3131, 105841), (5353, 61907)]