2786888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 5698560

約数和(自身を除く): 2911672

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 127, 211, 254, 422, 508, 844, 1016, 1651, 1688, 2743, 3302, 5486, 6604, 10972, 13208, 21944, 26797, 53594, 107188, 214376, 348361, 696722, 1393444, 2786888]

約数ペア:

[(1, 2786888), (2, 1393444), (4, 696722), (8, 348361), (13, 214376), (26, 107188), (52, 53594), (104, 26797), (127, 21944), (211, 13208), (254, 10972), (422, 6604), (508, 5486), (844, 3302), (1016, 2743), (1651, 1688)]