207742871

素因数分解:

$7^1\times {\mathrm{157}}^1\times {\mathrm{421}}^1\times {\mathrm{449}}^1$

素因数の和:1034

約数の個数: 16

約数和(自身を含む): 240033600

約数和(自身を除く): 32290729

約数列:

[1, 7, 157, 421, 449, 1099, 2947, 3143, 66097, 70493, 189029, 462679, 493451, 1323203, 29677553, 207742871]

約数ペア:

[(1, 207742871), (7, 29677553), (157, 1323203), (421, 493451), (449, 462679), (1099, 189029), (2947, 70493), (3143, 66097)]