174372921

素因数分解:

$3^2\times {\mathrm{131}}^2\times {\mathrm{1129}}^1$

素因数の和:1397

約数の個数: 18

約数和(自身を含む): 254034170

約数和(自身を除く): 79661249

約数列:

[1, 3, 9, 131, 393, 1129, 1179, 3387, 10161, 17161, 51483, 147899, 154449, 443697, 1331091, 19374769, 58124307, 174372921]

約数ペア:

[(1, 174372921), (3, 58124307), (9, 19374769), (131, 1331091), (393, 443697), (1129, 154449), (1179, 147899), (3387, 51483), (10161, 17161)]