28405191

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1\times {\mathrm{787}}^1$

素因数の和:1070

約数の個数: 16

約数和(自身を含む): 38807424

約数和(自身を除く): 10402233

約数列:

[1, 3, 53, 159, 227, 681, 787, 2361, 12031, 36093, 41711, 125133, 178649, 535947, 9468397, 28405191]

約数ペア:

[(1, 28405191), (3, 9468397), (53, 535947), (159, 178649), (227, 125133), (681, 41711), (787, 36093), (2361, 12031)]