31381635

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{739}}^1$

素因数の和:915

約数の個数: 32

約数和(自身を含む): 53280000

約数和(自身を除く): 21898365

約数列:

[1, 3, 5, 15, 19, 57, 95, 149, 285, 447, 739, 745, 2217, 2235, 2831, 3695, 8493, 11085, 14041, 14155, 42123, 42465, 70205, 110111, 210615, 330333, 550555, 1651665, 2092109, 6276327, 10460545, 31381635]

約数ペア:

[(1, 31381635), (3, 10460545), (5, 6276327), (15, 2092109), (19, 1651665), (57, 550555), (95, 330333), (149, 210615), (285, 110111), (447, 70205), (739, 42465), (745, 42123), (2217, 14155), (2235, 14041), (2831, 11085), (3695, 8493)]