217874079

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{5779}}^1$

素因数の和:5915

約数の個数: 24

約数和(自身を含む): 324604800

約数和(自身を除く): 106730721

約数列:

[1, 3, 9, 59, 71, 177, 213, 531, 639, 4189, 5779, 12567, 17337, 37701, 52011, 340961, 410309, 1022883, 1230927, 3068649, 3692781, 24208231, 72624693, 217874079]

約数ペア:

[(1, 217874079), (3, 72624693), (9, 24208231), (59, 3692781), (71, 3068649), (177, 1230927), (213, 1022883), (531, 410309), (639, 340961), (4189, 52011), (5779, 37701), (12567, 17337)]