30151611

素因数分解:

$3^2\times 7^2\times {\mathrm{68371}}^1$

素因数の和:68391

約数の個数: 18

約数和(自身を含む): 50663652

約数和(自身を除く): 20512041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 68371, 205113, 478597, 615339, 1435791, 3350179, 4307373, 10050537, 30151611]

約数ペア:

[(1, 30151611), (3, 10050537), (7, 4307373), (9, 3350179), (21, 1435791), (49, 615339), (63, 478597), (147, 205113), (441, 68371)]