260013215

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{39727}}^1$

素因数の和:39767

約数の個数: 32

約数和(自身を含む): 411899904

約数和(自身を除く): 151886689

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 595, 935, 1309, 6545, 39727, 198635, 278089, 436997, 675359, 1390445, 2184985, 3058979, 3376795, 4727513, 7428949, 15294895, 23637565, 37144745, 52002643, 260013215]

約数ペア:

[(1, 260013215), (5, 52002643), (7, 37144745), (11, 23637565), (17, 15294895), (35, 7428949), (55, 4727513), (77, 3376795), (85, 3058979), (119, 2184985), (187, 1390445), (385, 675359), (595, 436997), (935, 278089), (1309, 198635), (6545, 39727)]