2578888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 5274360

約数和(自身を除く): 2695472

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 137, 181, 274, 362, 548, 724, 1096, 1448, 1781, 2353, 3562, 4706, 7124, 9412, 14248, 18824, 24797, 49594, 99188, 198376, 322361, 644722, 1289444, 2578888]

約数ペア:

[(1, 2578888), (2, 1289444), (4, 644722), (8, 322361), (13, 198376), (26, 99188), (52, 49594), (104, 24797), (137, 18824), (181, 14248), (274, 9412), (362, 7124), (548, 4706), (724, 3562), (1096, 2353), (1448, 1781)]