163291394

素因数分解:

$2^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{20717}}^1$

素因数の和:21289

約数の個数: 16

約数和(自身を含む): 280438848

約数和(自身を除く): 117147454

約数列:

[1, 2, 7, 14, 563, 1126, 3941, 7882, 20717, 41434, 145019, 290038, 11663671, 23327342, 81645697, 163291394]

約数ペア:

[(1, 163291394), (2, 81645697), (7, 23327342), (14, 11663671), (563, 290038), (1126, 145019), (3941, 41434), (7882, 20717)]