15678219115

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1231}}^1\times {\mathrm{3697}}^1$

素因数の和:4999

約数の個数: 32

約数和(自身を含む): 20665725696

約数和(自身を除く): 4987506581

約数列:

[1, 5, 13, 53, 65, 265, 689, 1231, 3445, 3697, 6155, 16003, 18485, 48061, 65243, 80015, 195941, 240305, 326215, 848159, 979705, 2547233, 4240795, 4551007, 12736165, 22755035, 59163091, 241203371, 295815455, 1206016855, 3135643823, 15678219115]

約数ペア:

[(1, 15678219115), (5, 3135643823), (13, 1206016855), (53, 295815455), (65, 241203371), (265, 59163091), (689, 22755035), (1231, 12736165), (3445, 4551007), (3697, 4240795), (6155, 2547233), (16003, 979705), (18485, 848159), (48061, 326215), (65243, 240305), (80015, 195941)]