277555239

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{1283}}^1$

素因数の和:1388

約数の個数: 36

約数和(自身を含む): 442371384

約数和(自身を除く): 164816145

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1283, 1677, 1849, 3849, 5031, 5547, 11547, 16641, 16679, 24037, 50037, 55169, 72111, 150111, 165507, 216333, 496521, 717197, 2151591, 2372267, 6454773, 7116801, 21350403, 30839471, 92518413, 277555239]

約数ペア:

[(1, 277555239), (3, 92518413), (9, 30839471), (13, 21350403), (39, 7116801), (43, 6454773), (117, 2372267), (129, 2151591), (387, 717197), (559, 496521), (1283, 216333), (1677, 165507), (1849, 150111), (3849, 72111), (5031, 55169), (5547, 50037), (11547, 24037), (16641, 16679)]