28839111

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{293}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 45534720

約数和(自身を除く): 16695609

約数列:

[1, 3, 7, 21, 43, 109, 129, 293, 301, 327, 763, 879, 903, 2051, 2289, 4687, 6153, 12599, 14061, 31937, 32809, 37797, 88193, 95811, 98427, 223559, 264579, 670677, 1373291, 4119873, 9613037, 28839111]

約数ペア:

[(1, 28839111), (3, 9613037), (7, 4119873), (21, 1373291), (43, 670677), (109, 264579), (129, 223559), (293, 98427), (301, 95811), (327, 88193), (763, 37797), (879, 32809), (903, 31937), (2051, 14061), (2289, 12599), (4687, 6153)]