520064247

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{17903}}^1$

素因数の和:18350

約数の個数: 16

約数和(自身を含む): 725326848

約数和(自身を除く): 205262601

約数列:

[1, 3, 23, 69, 421, 1263, 9683, 17903, 29049, 53709, 411769, 1235307, 7537163, 22611489, 173354749, 520064247]

約数ペア:

[(1, 520064247), (3, 173354749), (23, 22611489), (69, 7537163), (421, 1235307), (1263, 411769), (9683, 53709), (17903, 29049)]