255359097

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{57089}}^1$

素因数の和:57173

約数の個数: 24

約数和(自身を含む): 427489920

約数和(自身を除く): 172130823

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 57089, 171267, 399623, 513801, 1198869, 3596607, 4053319, 12159957, 28373233, 36479871, 85119699, 255359097]

約数ペア:

[(1, 255359097), (3, 85119699), (7, 36479871), (9, 28373233), (21, 12159957), (63, 4053319), (71, 3596607), (213, 1198869), (497, 513801), (639, 399623), (1491, 171267), (4473, 57089)]