30917691

素因数分解:

$3^2\times 7^1\times {\mathrm{449}}^1\times {\mathrm{1093}}^1$

素因数の和:1555

約数の個数: 24

約数和(自身を含む): 51199200

約数和(自身を除く): 20281509

約数列:

[1, 3, 7, 9, 21, 63, 449, 1093, 1347, 3143, 3279, 4041, 7651, 9429, 9837, 22953, 28287, 68859, 490757, 1472271, 3435299, 4416813, 10305897, 30917691]

約数ペア:

[(1, 30917691), (3, 10305897), (7, 4416813), (9, 3435299), (21, 1472271), (63, 490757), (449, 68859), (1093, 28287), (1347, 22953), (3143, 9837), (3279, 9429), (4041, 7651)]