81740286

素因数分解:

$2^1\times 3^3\times {\mathrm{409}}^1\times {\mathrm{3701}}^1$

素因数の和:4121

約数の個数: 32

約数和(自身を含む): 182138400

約数和(自身を除く): 100398114

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 409, 818, 1227, 2454, 3681, 3701, 7362, 7402, 11043, 11103, 22086, 22206, 33309, 66618, 99927, 199854, 1513709, 3027418, 4541127, 9082254, 13623381, 27246762, 40870143, 81740286]

約数ペア:

[(1, 81740286), (2, 40870143), (3, 27246762), (6, 13623381), (9, 9082254), (18, 4541127), (27, 3027418), (54, 1513709), (409, 199854), (818, 99927), (1227, 66618), (2454, 33309), (3681, 22206), (3701, 22086), (7362, 11103), (7402, 11043)]