51690897

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{2579}}^1$

素因数の和:2733

約数の個数: 24

約数和(自身を含む): 79691040

約数和(自身を除く): 28000143

約数列:

[1, 3, 9, 17, 51, 131, 153, 393, 1179, 2227, 2579, 6681, 7737, 20043, 23211, 43843, 131529, 337849, 394587, 1013547, 3040641, 5743433, 17230299, 51690897]

約数ペア:

[(1, 51690897), (3, 17230299), (9, 5743433), (17, 3040641), (51, 1013547), (131, 394587), (153, 337849), (393, 131529), (1179, 43843), (2227, 23211), (2579, 20043), (6681, 7737)]