281796239

素因数分解:

${\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:399

約数の個数: 24

約数和(自身を含む): 309798720

約数和(自身を除く): 28002481

約数列:

[1, 19, 41, 79, 241, 361, 779, 1501, 3239, 4579, 9881, 14801, 19039, 28519, 61541, 87001, 187739, 361741, 780599, 1169279, 3567041, 6873079, 14831381, 281796239]

約数ペア:

[(1, 281796239), (19, 14831381), (41, 6873079), (79, 3567041), (241, 1169279), (361, 780599), (779, 361741), (1501, 187739), (3239, 87001), (4579, 61541), (9881, 28519), (14801, 19039)]