16368775

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{21121}}^1$

素因数の和:21162

約数の個数: 12

約数和(自身を含む): 20953024

約数和(自身を除く): 4584249

約数列:

[1, 5, 25, 31, 155, 775, 21121, 105605, 528025, 654751, 3273755, 16368775]

約数ペア:

[(1, 16368775), (5, 3273755), (25, 654751), (31, 528025), (155, 105605), (775, 21121)]