724996881

素因数分解:

$3^2\times 7^1\times {\mathrm{1877}}^1\times {\mathrm{6131}}^1$

素因数の和:8021

約数の個数: 24

約数和(自身を含む): 1197653184

約数和(自身を除く): 472656303

約数列:

[1, 3, 7, 9, 21, 63, 1877, 5631, 6131, 13139, 16893, 18393, 39417, 42917, 55179, 118251, 128751, 386253, 11507887, 34523661, 80555209, 103570983, 241665627, 724996881]

約数ペア:

[(1, 724996881), (3, 241665627), (7, 103570983), (9, 80555209), (21, 34523661), (63, 11507887), (1877, 386253), (5631, 128751), (6131, 118251), (13139, 55179), (16893, 42917), (18393, 39417)]