81274778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{135911}}^1$

素因数の和:135949

約数の個数: 16

約数和(自身を含む): 136999296

約数和(自身を除く): 55724518

約数列:

[1, 2, 13, 23, 26, 46, 299, 598, 135911, 271822, 1766843, 3125953, 3533686, 6251906, 40637389, 81274778]

約数ペア:

[(1, 81274778), (2, 40637389), (13, 6251906), (23, 3533686), (26, 3125953), (46, 1766843), (299, 271822), (598, 135911)]