78985136

素因数分解:

$2^4\times {\mathrm{233}}^1\times {\mathrm{21187}}^1$

素因数の和:21428

約数の個数: 20

約数和(自身を含む): 153697752

約数和(自身を除く): 74712616

約数列:

[1, 2, 4, 8, 16, 233, 466, 932, 1864, 3728, 21187, 42374, 84748, 169496, 338992, 4936571, 9873142, 19746284, 39492568, 78985136]

約数ペア:

[(1, 78985136), (2, 39492568), (4, 19746284), (8, 9873142), (16, 4936571), (233, 338992), (466, 169496), (932, 84748), (1864, 42374), (3728, 21187)]