1280809969

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{11681}}^1$

素因数の和:11928

約数の個数: 16

約数和(自身を含む): 1401840000

約数和(自身を除く): 121030031

約数列:

[1, 19, 29, 199, 551, 3781, 5771, 11681, 109649, 221939, 338749, 2324519, 6436231, 44165861, 67411051, 1280809969]

約数ペア:

[(1, 1280809969), (19, 67411051), (29, 44165861), (199, 6436231), (551, 2324519), (3781, 338749), (5771, 221939), (11681, 109649)]