1279298545

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{919}}^1\times {\mathrm{1283}}^1$

素因数の和:2245

約数の個数: 32

約数和(自身を含む): 1814446080

約数和(自身を除く): 535147535

約数列:

[1, 5, 7, 31, 35, 155, 217, 919, 1085, 1283, 4595, 6415, 6433, 8981, 28489, 32165, 39773, 44905, 142445, 198865, 199423, 278411, 997115, 1179077, 1392055, 5895385, 8253539, 36551387, 41267695, 182756935, 255859709, 1279298545]

約数ペア:

[(1, 1279298545), (5, 255859709), (7, 182756935), (31, 41267695), (35, 36551387), (155, 8253539), (217, 5895385), (919, 1392055), (1085, 1179077), (1283, 997115), (4595, 278411), (6415, 199423), (6433, 198865), (8981, 142445), (28489, 44905), (32165, 39773)]