27971390

素因数分解:

$2^1\times 5^1\times {\mathrm{811}}^1\times {\mathrm{3449}}^1$

素因数の和:4267

約数の個数: 16

約数和(自身を含む): 50425200

約数和(自身を除く): 22453810

約数列:

[1, 2, 5, 10, 811, 1622, 3449, 4055, 6898, 8110, 17245, 34490, 2797139, 5594278, 13985695, 27971390]

約数ペア:

[(1, 27971390), (2, 13985695), (5, 5594278), (10, 2797139), (811, 34490), (1622, 17245), (3449, 8110), (4055, 6898)]