8388905

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{613}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 12731904

約数和(自身を除く): 4342999

約数列:

[1, 5, 7, 17, 23, 35, 85, 115, 119, 161, 391, 595, 613, 805, 1955, 2737, 3065, 4291, 10421, 13685, 14099, 21455, 52105, 70495, 72947, 98693, 239683, 364735, 493465, 1198415, 1677781, 8388905]

約数ペア:

[(1, 8388905), (5, 1677781), (7, 1198415), (17, 493465), (23, 364735), (35, 239683), (85, 98693), (115, 72947), (119, 70495), (161, 52105), (391, 21455), (595, 14099), (613, 13685), (805, 10421), (1955, 4291), (2737, 3065)]