26897445

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 49632960

約数和(自身を除く): 22735515

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 163, 171, 193, 285, 489, 579, 815, 855, 965, 1467, 1737, 2445, 2895, 3097, 3667, 7335, 8685, 9291, 11001, 15485, 18335, 27873, 31459, 33003, 46455, 55005, 94377, 139365, 157295, 165015, 283131, 471885, 597721, 1415655, 1793163, 2988605, 5379489, 8965815, 26897445]

約数ペア:

[(1, 26897445), (3, 8965815), (5, 5379489), (9, 2988605), (15, 1793163), (19, 1415655), (45, 597721), (57, 471885), (95, 283131), (163, 165015), (171, 157295), (193, 139365), (285, 94377), (489, 55005), (579, 46455), (815, 33003), (855, 31459), (965, 27873), (1467, 18335), (1737, 15485), (2445, 11001), (2895, 9291), (3097, 8685), (3667, 7335)]