12787672

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{5531}}^1$

素因数の和:5571

約数の個数: 24

約数和(自身を含む): 25474860

約数和(自身を除く): 12687188

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 5531, 11062, 22124, 44248, 94027, 188054, 376108, 752216, 1598459, 3196918, 6393836, 12787672]

約数ペア:

[(1, 12787672), (2, 6393836), (4, 3196918), (8, 1598459), (17, 752216), (34, 376108), (68, 188054), (136, 94027), (289, 44248), (578, 22124), (1156, 11062), (2312, 5531)]