427657905

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{106781}}^1$

素因数の和:106881

約数の個数: 24

約数和(自身を含む): 749609640

約数和(自身を除く): 321951735

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 801, 1335, 4005, 106781, 320343, 533905, 961029, 1601715, 4805145, 9503509, 28510527, 47517545, 85531581, 142552635, 427657905]

約数ペア:

[(1, 427657905), (3, 142552635), (5, 85531581), (9, 47517545), (15, 28510527), (45, 9503509), (89, 4805145), (267, 1601715), (445, 961029), (801, 533905), (1335, 320343), (4005, 106781)]