2028705

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{139}}^2$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 3736512

約数和(自身を除く): 1707807

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 139, 417, 695, 973, 2085, 2919, 4865, 14595, 19321, 57963, 96605, 135247, 289815, 405741, 676235, 2028705]

約数ペア:

[(1, 2028705), (3, 676235), (5, 405741), (7, 289815), (15, 135247), (21, 96605), (35, 57963), (105, 19321), (139, 14595), (417, 4865), (695, 2919), (973, 2085)]