87173735

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{20063}}^1$

素因数の和:20158

約数の個数: 16

約数和(自身を含む): 115568640

約数和(自身を除く): 28394905

約数列:

[1, 5, 11, 55, 79, 395, 869, 4345, 20063, 100315, 220693, 1103465, 1584977, 7924885, 17434747, 87173735]

約数ペア:

[(1, 87173735), (5, 17434747), (11, 7924885), (55, 1584977), (79, 1103465), (395, 220693), (869, 100315), (4345, 20063)]