71867745

素因数分解:

$3^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{2531}}^1$

素因数の和:3173

約数の個数: 24

約数和(自身を含む): 124817472

約数和(自身を除く): 52949727

約数列:

[1, 3, 5, 9, 15, 45, 631, 1893, 2531, 3155, 5679, 7593, 9465, 12655, 22779, 28395, 37965, 113895, 1597061, 4791183, 7985305, 14373549, 23955915, 71867745]

約数ペア:

[(1, 71867745), (3, 23955915), (5, 14373549), (9, 7985305), (15, 4791183), (45, 1597061), (631, 113895), (1893, 37965), (2531, 28395), (3155, 22779), (5679, 12655), (7593, 9465)]