143420396

素因数分解:

$2^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{20407}}^1$

素因数の和:20669

約数の個数: 24

約数和(自身を含む): 287997696

約数和(自身を除く): 144577300

約数列:

[1, 2, 4, 7, 14, 28, 251, 502, 1004, 1757, 3514, 7028, 20407, 40814, 81628, 142849, 285698, 571396, 5122157, 10244314, 20488628, 35855099, 71710198, 143420396]

約数ペア:

[(1, 143420396), (2, 71710198), (4, 35855099), (7, 20488628), (14, 10244314), (28, 5122157), (251, 571396), (502, 285698), (1004, 142849), (1757, 81628), (3514, 40814), (7028, 20407)]