2105304885

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{678037}}^1$

素因数の和:678074

約数の個数: 32

約数和(自身を含む): 3905498880

約数和(自身を除く): 1800193995

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 678037, 2034111, 3390185, 6102333, 10170555, 15594851, 18306999, 30511665, 46784553, 77974255, 91534995, 140353659, 233922765, 421060977, 701768295, 2105304885]

約数ペア:

[(1, 2105304885), (3, 701768295), (5, 421060977), (9, 233922765), (15, 140353659), (23, 91534995), (27, 77974255), (45, 46784553), (69, 30511665), (115, 18306999), (135, 15594851), (207, 10170555), (345, 6102333), (621, 3390185), (1035, 2034111), (3105, 678037)]