2588859

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 4804800

約数和(自身を除く): 2215941

約数列:

[1, 3, 7, 9, 13, 21, 29, 39, 63, 87, 91, 109, 117, 203, 261, 273, 327, 377, 609, 763, 819, 981, 1131, 1417, 1827, 2289, 2639, 3161, 3393, 4251, 6867, 7917, 9483, 9919, 12753, 22127, 23751, 28449, 29757, 41093, 66381, 89271, 123279, 199143, 287651, 369837, 862953, 2588859]

約数ペア:

[(1, 2588859), (3, 862953), (7, 369837), (9, 287651), (13, 199143), (21, 123279), (29, 89271), (39, 66381), (63, 41093), (87, 29757), (91, 28449), (109, 23751), (117, 22127), (203, 12753), (261, 9919), (273, 9483), (327, 7917), (377, 6867), (609, 4251), (763, 3393), (819, 3161), (981, 2639), (1131, 2289), (1417, 1827)]