255576138

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{20809}}^1$

素因数の和:20926

約数の個数: 32

約数和(自身を含む): 539395200

約数和(自身を除く): 283819062

約数列:

[1, 2, 3, 6, 23, 46, 69, 89, 138, 178, 267, 534, 2047, 4094, 6141, 12282, 20809, 41618, 62427, 124854, 478607, 957214, 1435821, 1852001, 2871642, 3704002, 5556003, 11112006, 42596023, 85192046, 127788069, 255576138]

約数ペア:

[(1, 255576138), (2, 127788069), (3, 85192046), (6, 42596023), (23, 11112006), (46, 5556003), (69, 3704002), (89, 2871642), (138, 1852001), (178, 1435821), (267, 957214), (534, 478607), (2047, 124854), (4094, 62427), (6141, 41618), (12282, 20809)]