20143375

素因数分解:

$5^3\times 7^1\times {\mathrm{23021}}^1$

素因数の和:23043

約数の個数: 16

約数和(自身を含む): 28731456

約数和(自身を除く): 8588081

約数列:

[1, 5, 7, 25, 35, 125, 175, 875, 23021, 115105, 161147, 575525, 805735, 2877625, 4028675, 20143375]

約数ペア:

[(1, 20143375), (5, 4028675), (7, 2877625), (25, 805735), (35, 575525), (125, 161147), (175, 115105), (875, 23021)]