217412508

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{255179}}^1$

素因数の和:255257

約数の個数: 24

約数和(自身を含む): 514442880

約数和(自身を除く): 297030372

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 255179, 510358, 765537, 1020716, 1531074, 3062148, 18117709, 36235418, 54353127, 72470836, 108706254, 217412508]

約数ペア:

[(1, 217412508), (2, 108706254), (3, 72470836), (4, 54353127), (6, 36235418), (12, 18117709), (71, 3062148), (142, 1531074), (213, 1020716), (284, 765537), (426, 510358), (852, 255179)]