139799786

素因数分解:

$2^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{23719}}^1$

素因数の和:24149

約数の個数: 16

約数和(自身を含む): 240236160

約数和(自身を除く): 100436374

約数列:

[1, 2, 7, 14, 421, 842, 2947, 5894, 23719, 47438, 166033, 332066, 9985699, 19971398, 69899893, 139799786]

約数ペア:

[(1, 139799786), (2, 69899893), (7, 19971398), (14, 9985699), (421, 332066), (842, 166033), (2947, 47438), (5894, 23719)]