12789564

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{311}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 31449600

約数和(自身を除く): 18660036

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 149, 276, 298, 311, 447, 596, 622, 894, 933, 1244, 1788, 1866, 3427, 3732, 6854, 7153, 10281, 13708, 14306, 20562, 21459, 28612, 41124, 42918, 46339, 85836, 92678, 139017, 185356, 278034, 556068, 1065797, 2131594, 3197391, 4263188, 6394782, 12789564]

約数ペア:

[(1, 12789564), (2, 6394782), (3, 4263188), (4, 3197391), (6, 2131594), (12, 1065797), (23, 556068), (46, 278034), (69, 185356), (92, 139017), (138, 92678), (149, 85836), (276, 46339), (298, 42918), (311, 41124), (447, 28612), (596, 21459), (622, 20562), (894, 14306), (933, 13708), (1244, 10281), (1788, 7153), (1866, 6854), (3427, 3732)]