68138685

素因数分解:

$3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{6389}}^1$

素因数の和:6482

約数の個数: 32

約数和(自身を含む): 122688000

約数和(自身を除く): 54549315

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 135, 237, 395, 711, 1185, 2133, 3555, 6389, 10665, 19167, 31945, 57501, 95835, 172503, 287505, 504731, 862515, 1514193, 2523655, 4542579, 7570965, 13627737, 22712895, 68138685]

約数ペア:

[(1, 68138685), (3, 22712895), (5, 13627737), (9, 7570965), (15, 4542579), (27, 2523655), (45, 1514193), (79, 862515), (135, 504731), (237, 287505), (395, 172503), (711, 95835), (1185, 57501), (2133, 31945), (3555, 19167), (6389, 10665)]