28761782

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{108127}}^1$

素因数の和:108155

約数の個数: 16

約数和(自身を含む): 51901440

約数和(自身を除く): 23139658

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 108127, 216254, 756889, 1513778, 2054413, 4108826, 14380891, 28761782]

約数ペア:

[(1, 28761782), (2, 14380891), (7, 4108826), (14, 2054413), (19, 1513778), (38, 756889), (133, 216254), (266, 108127)]