2761875

素因数分解:

$3^2\times 5^4\times {\mathrm{491}}^1$

素因数の和:517

約数の個数: 30

約数和(自身を含む): 4995276

約数和(自身を除く): 2233401

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 491, 625, 1125, 1473, 1875, 2455, 4419, 5625, 7365, 12275, 22095, 36825, 61375, 110475, 184125, 306875, 552375, 920625, 2761875]

約数ペア:

[(1, 2761875), (3, 920625), (5, 552375), (9, 306875), (15, 184125), (25, 110475), (45, 61375), (75, 36825), (125, 22095), (225, 12275), (375, 7365), (491, 5625), (625, 4419), (1125, 2455), (1473, 1875)]