213471839

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{4261}}^1$

素因数の和:4706

約数の個数: 16

約数和(自身を含む): 258993216

約数和(自身を除く): 45521377

約数列:

[1, 7, 17, 119, 421, 2947, 4261, 7157, 29827, 50099, 72437, 507059, 1793881, 12557167, 30495977, 213471839]

約数ペア:

[(1, 213471839), (7, 30495977), (17, 12557167), (119, 1793881), (421, 507059), (2947, 72437), (4261, 50099), (7157, 29827)]