393243676

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{1373}}^1$

素因数の和:1630

約数の個数: 48

約数和(自身を含む): 806065344

約数和(自身を除く): 412821668

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 193, 212, 371, 386, 742, 772, 1351, 1373, 1484, 2702, 2746, 5404, 5492, 9611, 10229, 19222, 20458, 38444, 40916, 71603, 72769, 143206, 145538, 264989, 286412, 291076, 509383, 529978, 1018766, 1059956, 1854923, 2037532, 3709846, 7419692, 14044417, 28088834, 56177668, 98310919, 196621838, 393243676]

約数ペア:

[(1, 393243676), (2, 196621838), (4, 98310919), (7, 56177668), (14, 28088834), (28, 14044417), (53, 7419692), (106, 3709846), (193, 2037532), (212, 1854923), (371, 1059956), (386, 1018766), (742, 529978), (772, 509383), (1351, 291076), (1373, 286412), (1484, 264989), (2702, 145538), (2746, 143206), (5404, 72769), (5492, 71603), (9611, 40916), (10229, 38444), (19222, 20458)]