252012015

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{78877}}^1$

素因数の和:78959

約数の個数: 24

約数和(自身を含む): 442978848

約数和(自身を除く): 190966833

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 78877, 236631, 394385, 709893, 1183155, 3549465, 5600267, 16800801, 28001335, 50402403, 84004005, 252012015]

約数ペア:

[(1, 252012015), (3, 84004005), (5, 50402403), (9, 28001335), (15, 16800801), (45, 5600267), (71, 3549465), (213, 1183155), (355, 709893), (639, 394385), (1065, 236631), (3195, 78877)]