31487235

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{12421}}^1$

素因数の和:12455

約数の個数: 24

約数和(自身を含む): 54557424

約数和(自身を除く): 23070189

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 12421, 37263, 62105, 161473, 186315, 484419, 807365, 2099149, 2422095, 6297447, 10495745, 31487235]

約数ペア:

[(1, 31487235), (3, 10495745), (5, 6297447), (13, 2422095), (15, 2099149), (39, 807365), (65, 484419), (169, 186315), (195, 161473), (507, 62105), (845, 37263), (2535, 12421)]