220582747

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{653}}^1$

素因数の和:819

約数の個数: 32

約数和(自身を含む): 284788224

約数和(自身を除く): 64205477

約数列:

[1, 7, 11, 41, 77, 107, 287, 451, 653, 749, 1177, 3157, 4387, 4571, 7183, 8239, 26773, 30709, 48257, 50281, 69871, 187411, 294503, 337799, 489097, 768581, 2061521, 2864711, 5380067, 20052977, 31511821, 220582747]

約数ペア:

[(1, 220582747), (7, 31511821), (11, 20052977), (41, 5380067), (77, 2864711), (107, 2061521), (287, 768581), (451, 489097), (653, 337799), (749, 294503), (1177, 187411), (3157, 69871), (4387, 50281), (4571, 48257), (7183, 30709), (8239, 26773)]