51660399

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3911}}^1$

素因数の和:3975

約数の個数: 32

約数和(自身を含む): 85625856

約数和(自身を除く): 33965457

約数列:

[1, 3, 7, 17, 21, 37, 51, 111, 119, 259, 357, 629, 777, 1887, 3911, 4403, 11733, 13209, 27377, 66487, 82131, 144707, 199461, 434121, 465409, 1012949, 1396227, 2460019, 3038847, 7380057, 17220133, 51660399]

約数ペア:

[(1, 51660399), (3, 17220133), (7, 7380057), (17, 3038847), (21, 2460019), (37, 1396227), (51, 1012949), (111, 465409), (119, 434121), (259, 199461), (357, 144707), (629, 82131), (777, 66487), (1887, 27377), (3911, 13209), (4403, 11733)]