55090555

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^2\times {\mathrm{107}}^1$

素因数の和:303

約数の個数: 24

約数和(自身を含む): 72675792

約数和(自身を除く): 17585237

約数列:

[1, 5, 13, 65, 89, 107, 445, 535, 1157, 1391, 5785, 6955, 7921, 9523, 39605, 47615, 102973, 123799, 514865, 618995, 847547, 4237735, 11018111, 55090555]

約数ペア:

[(1, 55090555), (5, 11018111), (13, 4237735), (65, 847547), (89, 618995), (107, 514865), (445, 123799), (535, 102973), (1157, 47615), (1391, 39605), (5785, 9523), (6955, 7921)]