53839513

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{641}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 67671936

約数和(自身を除く): 13832423

約数列:

[1, 7, 13, 71, 91, 169, 497, 641, 923, 1183, 4487, 6461, 8333, 11999, 45511, 58331, 83993, 108329, 318577, 591643, 758303, 4141501, 7691359, 53839513]

約数ペア:

[(1, 53839513), (7, 7691359), (13, 4141501), (71, 758303), (91, 591643), (169, 318577), (497, 108329), (641, 83993), (923, 58331), (1183, 45511), (4487, 11999), (6461, 8333)]