395331363

素因数分解:

$3^2\times 7^2\times {\mathrm{896443}}^1$

素因数の和:896463

約数の個数: 18

約数和(自身を含む): 664265004

約数和(自身を除く): 268933641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 896443, 2689329, 6275101, 8067987, 18825303, 43925707, 56475909, 131777121, 395331363]

約数ペア:

[(1, 395331363), (3, 131777121), (7, 56475909), (9, 43925707), (21, 18825303), (49, 8067987), (63, 6275101), (147, 2689329), (441, 896443)]