28291635

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{14621}}^1$

素因数の和:14675

約数の個数: 24

約数和(自身を含む): 50182704

約数和(自身を除く): 21891069

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 14621, 43863, 73105, 131589, 219315, 628703, 657945, 1886109, 3143515, 5658327, 9430545, 28291635]

約数ペア:

[(1, 28291635), (3, 9430545), (5, 5658327), (9, 3143515), (15, 1886109), (43, 657945), (45, 628703), (129, 219315), (215, 131589), (387, 73105), (645, 43863), (1935, 14621)]