161331995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{887}}^1\times {\mathrm{3307}}^1$

素因数の和:4210

約数の個数: 16

約数和(自身を含む): 211500288

約数和(自身を除く): 50168293

約数列:

[1, 5, 11, 55, 887, 3307, 4435, 9757, 16535, 36377, 48785, 181885, 2933309, 14666545, 32266399, 161331995]

約数ペア:

[(1, 161331995), (5, 32266399), (11, 14666545), (55, 2933309), (887, 181885), (3307, 48785), (4435, 36377), (9757, 16535)]