287014723

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{397}}^1$

素因数の和:523

約数の個数: 24

約数和(自身を含む): 325474848

約数和(自身を除く): 38460125

約数列:

[1, 17, 23, 43, 391, 397, 731, 989, 1849, 6749, 9131, 16813, 17071, 31433, 42527, 155227, 290207, 392633, 722959, 734053, 6674761, 12478901, 16883219, 287014723]

約数ペア:

[(1, 287014723), (17, 16883219), (23, 12478901), (43, 6674761), (391, 734053), (397, 722959), (731, 392633), (989, 290207), (1849, 155227), (6749, 42527), (9131, 31433), (16813, 17071)]