2700009

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 4298112

約数和(自身を除く): 1598103

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 423, 491, 611, 1473, 1833, 4419, 5499, 6383, 19149, 23077, 57447, 69231, 207693, 300001, 900003, 2700009]

約数ペア:

[(1, 2700009), (3, 900003), (9, 300001), (13, 207693), (39, 69231), (47, 57447), (117, 23077), (141, 19149), (423, 6383), (491, 5499), (611, 4419), (1473, 1833)]