645155487

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{281}}^1\times {\mathrm{3593}}^1$

素因数の和:3951

約数の個数: 24

約数和(自身を含む): 948643488

約数和(自身を除く): 303488001

約数列:

[1, 3, 9, 71, 213, 281, 639, 843, 2529, 3593, 10779, 19951, 32337, 59853, 179559, 255103, 765309, 1009633, 2295927, 3028899, 9086697, 71683943, 215051829, 645155487]

約数ペア:

[(1, 645155487), (3, 215051829), (9, 71683943), (71, 9086697), (213, 3028899), (281, 2295927), (639, 1009633), (843, 765309), (2529, 255103), (3593, 179559), (10779, 59853), (19951, 32337)]