7142775

素因数分解:

$3^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{727}}^1$

素因数の和:871

約数の個数: 24

約数和(自身を含む): 11915904

約数和(自身を除く): 4773129

約数列:

[1, 3, 5, 15, 25, 75, 131, 393, 655, 727, 1965, 2181, 3275, 3635, 9825, 10905, 18175, 54525, 95237, 285711, 476185, 1428555, 2380925, 7142775]

約数ペア:

[(1, 7142775), (3, 2380925), (5, 1428555), (15, 476185), (25, 285711), (75, 95237), (131, 54525), (393, 18175), (655, 10905), (727, 9825), (1965, 3635), (2181, 3275)]