28124655

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7591}}^1$

素因数の和:7631

約数の個数: 32

約数和(自身を含む): 51018240

約数和(自身を除く): 22893585

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 7591, 22773, 37955, 98683, 113865, 144229, 296049, 432687, 493415, 721145, 1480245, 1874977, 2163435, 5624931, 9374885, 28124655]

約数ペア:

[(1, 28124655), (3, 9374885), (5, 5624931), (13, 2163435), (15, 1874977), (19, 1480245), (39, 721145), (57, 493415), (65, 432687), (95, 296049), (195, 144229), (247, 113865), (285, 98683), (741, 37955), (1235, 22773), (3705, 7591)]