28723949

素因数分解:

${\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1$

素因数の和:508

約数の個数: 16

約数和(自身を含む): 31104000

約数和(自身を除く): 2380051

約数列:

[1, 29, 31, 89, 359, 899, 2581, 2759, 10411, 11129, 31951, 80011, 322741, 926579, 990481, 28723949]

約数ペア:

[(1, 28723949), (29, 990481), (31, 926579), (89, 322741), (359, 80011), (899, 31951), (2581, 11129), (2759, 10411)]