155567919

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{523}}^1$

素因数の和:831

約数の個数: 32

約数和(自身を含む): 232404480

約数和(自身を除く): 76836561

約数列:

[1, 3, 13, 29, 39, 87, 263, 377, 523, 789, 1131, 1569, 3419, 6799, 7627, 10257, 15167, 20397, 22881, 45501, 99151, 137549, 197171, 297453, 412647, 591513, 1788137, 3988921, 5364411, 11966763, 51855973, 155567919]

約数ペア:

[(1, 155567919), (3, 51855973), (13, 11966763), (29, 5364411), (39, 3988921), (87, 1788137), (263, 591513), (377, 412647), (523, 297453), (789, 197171), (1131, 137549), (1569, 99151), (3419, 45501), (6799, 22881), (7627, 20397), (10257, 15167)]