81425666

素因数分解:

$2^1\times 7^1\times {\mathrm{1103}}^1\times {\mathrm{5273}}^1$

素因数の和:6385

約数の個数: 16

約数和(自身を含む): 139739904

約数和(自身を除く): 58314238

約数列:

[1, 2, 7, 14, 1103, 2206, 5273, 7721, 10546, 15442, 36911, 73822, 5816119, 11632238, 40712833, 81425666]

約数ペア:

[(1, 81425666), (2, 40712833), (7, 11632238), (14, 5816119), (1103, 73822), (2206, 36911), (5273, 15442), (7721, 10546)]