289730055

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{1669}}^1$

素因数の和:1911

約数の個数: 32

約数和(自身を含む): 473264640

約数和(自身を除く): 183534585

約数列:

[1, 3, 5, 15, 71, 163, 213, 355, 489, 815, 1065, 1669, 2445, 5007, 8345, 11573, 25035, 34719, 57865, 118499, 173595, 272047, 355497, 592495, 816141, 1360235, 1777485, 4080705, 19315337, 57946011, 96576685, 289730055]

約数ペア:

[(1, 289730055), (3, 96576685), (5, 57946011), (15, 19315337), (71, 4080705), (163, 1777485), (213, 1360235), (355, 816141), (489, 592495), (815, 355497), (1065, 272047), (1669, 173595), (2445, 118499), (5007, 57865), (8345, 34719), (11573, 25035)]