55991169

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{53173}}^1$

素因数の和:53198

約数の個数: 20

約数和(自身を含む): 90076756

約数和(自身を除く): 34085587

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 53173, 159519, 478557, 691249, 1435671, 2073747, 4307013, 6221241, 18663723, 55991169]

約数ペア:

[(1, 55991169), (3, 18663723), (9, 6221241), (13, 4307013), (27, 2073747), (39, 1435671), (81, 691249), (117, 478557), (351, 159519), (1053, 53173)]