161814331390

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{227907509}}^1$

素因数の和:227907587

約数の個数: 16

約数和(自身を含む): 295368132960

約数和(自身を除く): 133553801570

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 227907509, 455815018, 1139537545, 2279075090, 16181433139, 32362866278, 80907165695, 161814331390]

約数ペア:

[(1, 161814331390), (2, 80907165695), (5, 32362866278), (10, 16181433139), (71, 2279075090), (142, 1139537545), (355, 455815018), (710, 227907509)]