40484241

素因数分解:

$3^2\times 7^2\times {\mathrm{91801}}^1$

素因数の和:91821

約数の個数: 18

約数和(自身を含む): 68025282

約数和(自身を除く): 27541041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 91801, 275403, 642607, 826209, 1927821, 4498249, 5783463, 13494747, 40484241]

約数ペア:

[(1, 40484241), (3, 13494747), (7, 5783463), (9, 4498249), (21, 1927821), (49, 826209), (63, 642607), (147, 275403), (441, 91801)]