29887263

素因数分解:

$3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{2621}}^1$

素因数の和:2815

約数の個数: 24

約数和(自身を含む): 49629216

約数和(自身を除く): 19741953

約数列:

[1, 3, 7, 9, 21, 63, 181, 543, 1267, 1629, 2621, 3801, 7863, 11403, 18347, 23589, 55041, 165123, 474401, 1423203, 3320807, 4269609, 9962421, 29887263]

約数ペア:

[(1, 29887263), (3, 9962421), (7, 4269609), (9, 3320807), (21, 1423203), (63, 474401), (181, 165123), (543, 55041), (1267, 23589), (1629, 18347), (2621, 11403), (3801, 7863)]