187749621

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47737}}^1$

素因数の和:47785

約数の個数: 24

約数和(自身を含む): 297885120

約数和(自身を除く): 110135499

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 47737, 143211, 429633, 907003, 1097951, 2721009, 3293853, 8163027, 9881559, 20861069, 62583207, 187749621]

約数ペア:

[(1, 187749621), (3, 62583207), (9, 20861069), (19, 9881559), (23, 8163027), (57, 3293853), (69, 2721009), (171, 1097951), (207, 907003), (437, 429633), (1311, 143211), (3933, 47737)]