28328377

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{2203}}^1$

素因数の和:2388

約数の個数: 16

約数和(自身を含む): 35546112

約数和(自身を除く): 7217735

約数列:

[1, 7, 11, 77, 167, 1169, 1837, 2203, 12859, 15421, 24233, 169631, 367901, 2575307, 4046911, 28328377]

約数ペア:

[(1, 28328377), (7, 4046911), (11, 2575307), (77, 367901), (167, 169631), (1169, 24233), (1837, 15421), (2203, 12859)]