20144145

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{27407}}^1$

素因数の和:27429

約数の個数: 24

約数和(自身を含む): 37494144

約数和(自身を除く): 17349999

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 27407, 82221, 137035, 191849, 411105, 575547, 959245, 1342943, 2877735, 4028829, 6714715, 20144145]

約数ペア:

[(1, 20144145), (3, 6714715), (5, 4028829), (7, 2877735), (15, 1342943), (21, 959245), (35, 575547), (49, 411105), (105, 191849), (147, 137035), (245, 82221), (735, 27407)]