64649403

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{409}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 115810240

約数和(自身を除く): 51160837

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 193, 273, 409, 579, 819, 1227, 1351, 1737, 2509, 2863, 3681, 4053, 5317, 7527, 8589, 12159, 15951, 17563, 22581, 25767, 37219, 47853, 52689, 78937, 111657, 158067, 236811, 334971, 552559, 710433, 1026181, 1657677, 3078543, 4973031, 7183267, 9235629, 21549801, 64649403]

約数ペア:

[(1, 64649403), (3, 21549801), (7, 9235629), (9, 7183267), (13, 4973031), (21, 3078543), (39, 1657677), (63, 1026181), (91, 710433), (117, 552559), (193, 334971), (273, 236811), (409, 158067), (579, 111657), (819, 78937), (1227, 52689), (1351, 47853), (1737, 37219), (2509, 25767), (2863, 22581), (3681, 17563), (4053, 15951), (5317, 12159), (7527, 8589)]