217411299

素因数分解:

$3^2\times 7^1\times {\mathrm{587}}^1\times {\mathrm{5879}}^1$

素因数の和:6479

約数の個数: 24

約数和(自身を含む): 359573760

約数和(自身を除く): 142162461

約数列:

[1, 3, 7, 9, 21, 63, 587, 1761, 4109, 5283, 5879, 12327, 17637, 36981, 41153, 52911, 123459, 370377, 3450973, 10352919, 24156811, 31058757, 72470433, 217411299]

約数ペア:

[(1, 217411299), (3, 72470433), (7, 31058757), (9, 24156811), (21, 10352919), (63, 3450973), (587, 370377), (1761, 123459), (4109, 52911), (5283, 41153), (5879, 36981), (12327, 17637)]