53128621

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{563}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 70495488

約数和(自身を除く): 17366867

約数列:

[1, 7, 13, 17, 61, 91, 119, 221, 427, 563, 793, 1037, 1547, 3941, 5551, 7259, 7319, 9571, 13481, 34343, 51233, 66997, 94367, 124423, 240401, 446459, 583831, 870961, 3125213, 4086817, 7589803, 53128621]

約数ペア:

[(1, 53128621), (7, 7589803), (13, 4086817), (17, 3125213), (61, 870961), (91, 583831), (119, 446459), (221, 240401), (427, 124423), (563, 94367), (793, 66997), (1037, 51233), (1547, 34343), (3941, 13481), (5551, 9571), (7259, 7319)]