989268445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{16763}}^1$

素因数の和:16845

約数の個数: 32

約数和(自身を含む): 1375989120

約数和(自身を除く): 386720675

約数列:

[1, 5, 11, 29, 37, 55, 145, 185, 319, 407, 1073, 1595, 2035, 5365, 11803, 16763, 59015, 83815, 184393, 486127, 620231, 921965, 2430635, 3101155, 5347397, 6822541, 17986699, 26736985, 34112705, 89933495, 197853689, 989268445]

約数ペア:

[(1, 989268445), (5, 197853689), (11, 89933495), (29, 34112705), (37, 26736985), (55, 17986699), (145, 6822541), (185, 5347397), (319, 3101155), (407, 2430635), (1073, 921965), (1595, 620231), (2035, 486127), (5365, 184393), (11803, 83815), (16763, 59015)]