3890655

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2789}}^1$

素因数の和:2831

約数の個数: 24

約数和(自身を含む): 6963840

約数和(自身を除く): 3073185

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 2789, 8367, 13945, 25101, 41835, 86459, 125505, 259377, 432295, 778131, 1296885, 3890655]

約数ペア:

[(1, 3890655), (3, 1296885), (5, 778131), (9, 432295), (15, 259377), (31, 125505), (45, 86459), (93, 41835), (155, 25101), (279, 13945), (465, 8367), (1395, 2789)]