27212721

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{907}}^1$

素因数の和:1120

約数の個数: 16

約数和(自身を含む): 37089984

約数和(自身を除く): 9877263

約数列:

[1, 3, 73, 137, 219, 411, 907, 2721, 10001, 30003, 66211, 124259, 198633, 372777, 9070907, 27212721]

約数ペア:

[(1, 27212721), (3, 9070907), (73, 372777), (137, 198633), (219, 124259), (411, 66211), (907, 30003), (2721, 10001)]