199908261

素因数分解:

$3^2\times 7^1\times {\mathrm{547}}^1\times {\mathrm{5801}}^1$

素因数の和:6361

約数の個数: 24

約数和(自身を含む): 330667584

約数和(自身を除く): 130759323

約数列:

[1, 3, 7, 9, 21, 63, 547, 1641, 3829, 4923, 5801, 11487, 17403, 34461, 40607, 52209, 121821, 365463, 3173147, 9519441, 22212029, 28558323, 66636087, 199908261]

約数ペア:

[(1, 199908261), (3, 66636087), (7, 28558323), (9, 22212029), (21, 9519441), (63, 3173147), (547, 365463), (1641, 121821), (3829, 52209), (4923, 40607), (5801, 34461), (11487, 17403)]