646156953

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{6793}}^1$

素因数の和:7086

約数の個数: 32

約数和(自身を含む): 1034862080

約数和(自身を除く): 388705127

約数列:

[1, 3, 9, 13, 27, 39, 117, 271, 351, 813, 2439, 3523, 6793, 7317, 10569, 20379, 31707, 61137, 88309, 95121, 183411, 264927, 794781, 1840903, 2384343, 5522709, 16568127, 23931739, 49704381, 71795217, 215385651, 646156953]

約数ペア:

[(1, 646156953), (3, 215385651), (9, 71795217), (13, 49704381), (27, 23931739), (39, 16568127), (117, 5522709), (271, 2384343), (351, 1840903), (813, 794781), (2439, 264927), (3523, 183411), (6793, 95121), (7317, 88309), (10569, 61137), (20379, 31707)]