55515213

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{52721}}^1$

素因数の和:52746

約数の個数: 20

約数和(自身を含む): 89311068

約数和(自身を除く): 33795855

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 52721, 158163, 474489, 685373, 1423467, 2056119, 4270401, 6168357, 18505071, 55515213]

約数ペア:

[(1, 55515213), (3, 18505071), (9, 6168357), (13, 4270401), (27, 2056119), (39, 1423467), (81, 685373), (117, 474489), (351, 158163), (1053, 52721)]