1279782399

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1193}}^1\times {\mathrm{2221}}^1$

素因数の和:3447

約数の個数: 32

約数和(自身を含む): 2037556224

約数和(自身を除く): 757773825

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 1193, 2221, 3579, 6663, 8351, 15547, 25053, 27439, 46641, 51083, 82317, 153249, 192073, 357581, 576219, 1072743, 2649653, 7948959, 18547571, 55642713, 60942019, 182826057, 426594133, 1279782399]

約数ペア:

[(1, 1279782399), (3, 426594133), (7, 182826057), (21, 60942019), (23, 55642713), (69, 18547571), (161, 7948959), (483, 2649653), (1193, 1072743), (2221, 576219), (3579, 357581), (6663, 192073), (8351, 153249), (15547, 82317), (25053, 51083), (27439, 46641)]