27881270

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{45707}}^1$

素因数の和:45775

約数の個数: 16

約数和(自身を含む): 51010128

約数和(自身を除く): 23128858

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 45707, 91414, 228535, 457070, 2788127, 5576254, 13940635, 27881270]

約数ペア:

[(1, 27881270), (2, 13940635), (5, 5576254), (10, 2788127), (61, 457070), (122, 228535), (305, 91414), (610, 45707)]