28714125

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{6961}}^1$

素因数の和:6990

約数の個数: 32

約数和(自身を含む): 52131456

約数和(自身を除く): 23417331

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 825, 1375, 4125, 6961, 20883, 34805, 76571, 104415, 174025, 229713, 382855, 522075, 870125, 1148565, 1914275, 2610375, 5742825, 9571375, 28714125]

約数ペア:

[(1, 28714125), (3, 9571375), (5, 5742825), (11, 2610375), (15, 1914275), (25, 1148565), (33, 870125), (55, 522075), (75, 382855), (125, 229713), (165, 174025), (275, 104415), (375, 76571), (825, 34805), (1375, 20883), (4125, 6961)]