12776590

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{691}}^1$

素因数の和:784

約数の個数: 24

約数和(自身を含む): 23579208

約数和(自身を除く): 10802618

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 691, 1382, 1849, 3455, 3698, 6910, 9245, 18490, 29713, 59426, 148565, 297130, 1277659, 2555318, 6388295, 12776590]

約数ペア:

[(1, 12776590), (2, 6388295), (5, 2555318), (10, 1277659), (43, 297130), (86, 148565), (215, 59426), (430, 29713), (691, 18490), (1382, 9245), (1849, 6910), (3455, 3698)]