30244221

素因数分解:

$3^2\times 7^2\times {\mathrm{68581}}^1$

素因数の和:68601

約数の個数: 18

約数和(自身を含む): 50819262

約数和(自身を除く): 20575041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 68581, 205743, 480067, 617229, 1440201, 3360469, 4320603, 10081407, 30244221]

約数ペア:

[(1, 30244221), (3, 10081407), (7, 4320603), (9, 3360469), (21, 1440201), (49, 617229), (63, 480067), (147, 205743), (441, 68581)]