139989759

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{13859}}^1$

素因数の和:13919

約数の個数: 32

約数和(自身を含む): 235952640

約数和(自身を除く): 95962881

約数列:

[1, 3, 7, 13, 21, 37, 39, 91, 111, 259, 273, 481, 777, 1443, 3367, 10101, 13859, 41577, 97013, 180167, 291039, 512783, 540501, 1261169, 1538349, 3589481, 3783507, 6666179, 10768443, 19998537, 46663253, 139989759]

約数ペア:

[(1, 139989759), (3, 46663253), (7, 19998537), (13, 10768443), (21, 6666179), (37, 3783507), (39, 3589481), (91, 1538349), (111, 1261169), (259, 540501), (273, 512783), (481, 291039), (777, 180167), (1443, 97013), (3367, 41577), (10101, 13859)]