9281421

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{827}}^1$

素因数の和:905

約数の個数: 24

約数和(自身を含む): 14208480

約数和(自身を除く): 4927059

約数列:

[1, 3, 9, 29, 43, 87, 129, 261, 387, 827, 1247, 2481, 3741, 7443, 11223, 23983, 35561, 71949, 106683, 215847, 320049, 1031269, 3093807, 9281421]

約数ペア:

[(1, 9281421), (3, 3093807), (9, 1031269), (29, 320049), (43, 215847), (87, 106683), (129, 71949), (261, 35561), (387, 23983), (827, 11223), (1247, 7443), (2481, 3741)]