13930847

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:347

約数の個数: 24

約数和(自身を含む): 17335296

約数和(自身を除く): 3404449

約数列:

[1, 7, 23, 47, 49, 161, 263, 329, 1081, 1127, 1841, 2303, 6049, 7567, 12361, 12887, 42343, 52969, 86527, 284303, 296401, 605689, 1990121, 13930847]

約数ペア:

[(1, 13930847), (7, 1990121), (23, 605689), (47, 296401), (49, 284303), (161, 86527), (263, 52969), (329, 42343), (1081, 12887), (1127, 12361), (1841, 7567), (2303, 6049)]