2510781

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{541}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 4370688

約数和(自身を除く): 1859907

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 541, 663, 1547, 1623, 3787, 4641, 7033, 9197, 11361, 21099, 27591, 49231, 64379, 119561, 147693, 193137, 358683, 836927, 2510781]

約数ペア:

[(1, 2510781), (3, 836927), (7, 358683), (13, 193137), (17, 147693), (21, 119561), (39, 64379), (51, 49231), (91, 27591), (119, 21099), (221, 11361), (273, 9197), (357, 7033), (541, 4641), (663, 3787), (1547, 1623)]