28372137

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{787}}^1$

素因数の和:1048

約数の個数: 16

約数和(自身を含む): 38693952

約数和(自身を除く): 10321815

約数列:

[1, 3, 61, 183, 197, 591, 787, 2361, 12017, 36051, 48007, 144021, 155039, 465117, 9457379, 28372137]

約数ペア:

[(1, 28372137), (3, 9457379), (61, 465117), (183, 155039), (197, 144021), (591, 48007), (787, 36051), (2361, 12017)]