20677125

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{7877}}^1$

素因数の和:7902

約数の個数: 32

約数和(自身を含む): 39326976

約数和(自身を除く): 18649851

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 375, 525, 875, 2625, 7877, 23631, 39385, 55139, 118155, 165417, 196925, 275695, 590775, 827085, 984625, 1378475, 2953875, 4135425, 6892375, 20677125]

約数ペア:

[(1, 20677125), (3, 6892375), (5, 4135425), (7, 2953875), (15, 1378475), (21, 984625), (25, 827085), (35, 590775), (75, 275695), (105, 196925), (125, 165417), (175, 118155), (375, 55139), (525, 39385), (875, 23631), (2625, 7877)]