38904237

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{569}}^1$

素因数の和:753

約数の個数: 24

約数和(自身を含む): 57620160

約数和(自身を除く): 18715923

約数列:

[1, 3, 9, 71, 107, 213, 321, 569, 639, 963, 1707, 5121, 7597, 22791, 40399, 60883, 68373, 121197, 182649, 363591, 547947, 4322693, 12968079, 38904237]

約数ペア:

[(1, 38904237), (3, 12968079), (9, 4322693), (71, 547947), (107, 363591), (213, 182649), (321, 121197), (569, 68373), (639, 60883), (963, 40399), (1707, 22791), (5121, 7597)]