71806329

素因数分解:

$3^2\times 7^1\times {\mathrm{1039}}^1\times {\mathrm{1097}}^1$

素因数の和:2149

約数の個数: 24

約数和(自身を含む): 118759680

約数和(自身を除く): 46953351

約数列:

[1, 3, 7, 9, 21, 63, 1039, 1097, 3117, 3291, 7273, 7679, 9351, 9873, 21819, 23037, 65457, 69111, 1139783, 3419349, 7978481, 10258047, 23935443, 71806329]

約数ペア:

[(1, 71806329), (3, 23935443), (7, 10258047), (9, 7978481), (21, 3419349), (63, 1139783), (1039, 69111), (1097, 65457), (3117, 23037), (3291, 21819), (7273, 9873), (7679, 9351)]