90915237

素因数分解:

$3^3\times 7^3\times {\mathrm{9817}}^1$

素因数の和:9847

約数の個数: 32

約数和(自身を含む): 157088000

約数和(自身を除く): 66172763

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 3087, 9261, 9817, 29451, 68719, 88353, 206157, 265059, 481033, 618471, 1443099, 1855413, 3367231, 4329297, 10101693, 12987891, 30305079, 90915237]

約数ペア:

[(1, 90915237), (3, 30305079), (7, 12987891), (9, 10101693), (21, 4329297), (27, 3367231), (49, 1855413), (63, 1443099), (147, 618471), (189, 481033), (343, 265059), (441, 206157), (1029, 88353), (1323, 68719), (3087, 29451), (9261, 9817)]