27668389

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1$

素因数の和:409

約数の個数: 24

約数和(自身を含む): 34309440

約数和(自身を除く): 6641051

約数列:

[1, 7, 19, 49, 113, 133, 263, 791, 931, 1841, 2147, 4997, 5537, 12887, 15029, 29719, 34979, 105203, 208033, 244853, 564661, 1456231, 3952627, 27668389]

約数ペア:

[(1, 27668389), (7, 3952627), (19, 1456231), (49, 564661), (113, 244853), (133, 208033), (263, 105203), (791, 34979), (931, 29719), (1841, 15029), (2147, 12887), (4997, 5537)]