3129399

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3821}}^1$

素因数の和:3847

約数の個数: 24

約数和(自身を含む): 5564832

約数和(自身を除く): 2435433

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 3821, 11463, 26747, 34389, 49673, 80241, 149019, 240723, 347711, 447057, 1043133, 3129399]

約数ペア:

[(1, 3129399), (3, 1043133), (7, 447057), (9, 347711), (13, 240723), (21, 149019), (39, 80241), (63, 49673), (91, 34389), (117, 26747), (273, 11463), (819, 3821)]