13889589

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4973}}^1$

素因数の和:5009

約数の個数: 24

約数和(自身を含む): 22681440

約数和(自身を除く): 8791851

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 4973, 14919, 34811, 94487, 104433, 243677, 283461, 661409, 731031, 1984227, 4629863, 13889589]

約数ペア:

[(1, 13889589), (3, 4629863), (7, 1984227), (19, 731031), (21, 661409), (49, 283461), (57, 243677), (133, 104433), (147, 94487), (399, 34811), (931, 14919), (2793, 4973)]