219967371

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{5387}}^1$

素因数の和:5755

約数の個数: 24

約数和(自身を含む): 343215600

約数和(自身を除く): 123248229

約数列:

[1, 3, 9, 13, 39, 117, 349, 1047, 3141, 4537, 5387, 13611, 16161, 40833, 48483, 70031, 210093, 630279, 1880063, 5640189, 16920567, 24440819, 73322457, 219967371]

約数ペア:

[(1, 219967371), (3, 73322457), (9, 24440819), (13, 16920567), (39, 5640189), (117, 1880063), (349, 630279), (1047, 210093), (3141, 70031), (4537, 48483), (5387, 40833), (13611, 16161)]