1649284

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 3725568

約数和(自身を除く): 2076284

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 52, 91, 92, 161, 182, 197, 299, 322, 364, 394, 598, 644, 788, 1196, 1379, 2093, 2561, 2758, 4186, 4531, 5122, 5516, 8372, 9062, 10244, 17927, 18124, 31717, 35854, 58903, 63434, 71708, 117806, 126868, 235612, 412321, 824642, 1649284]

約数ペア:

[(1, 1649284), (2, 824642), (4, 412321), (7, 235612), (13, 126868), (14, 117806), (23, 71708), (26, 63434), (28, 58903), (46, 35854), (52, 31717), (91, 18124), (92, 17927), (161, 10244), (182, 9062), (197, 8372), (299, 5516), (322, 5122), (364, 4531), (394, 4186), (598, 2758), (644, 2561), (788, 2093), (1196, 1379)]