31438953

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1669}}^1$

素因数の和:1718

約数の個数: 48

約数和(自身を含む): 58356480

約数和(自身を除く): 26917527

約数列:

[1, 3, 7, 9, 13, 21, 23, 39, 63, 69, 91, 117, 161, 207, 273, 299, 483, 819, 897, 1449, 1669, 2093, 2691, 5007, 6279, 11683, 15021, 18837, 21697, 35049, 38387, 65091, 105147, 115161, 151879, 195273, 268709, 345483, 455637, 499031, 806127, 1366911, 1497093, 2418381, 3493217, 4491279, 10479651, 31438953]

約数ペア:

[(1, 31438953), (3, 10479651), (7, 4491279), (9, 3493217), (13, 2418381), (21, 1497093), (23, 1366911), (39, 806127), (63, 499031), (69, 455637), (91, 345483), (117, 268709), (161, 195273), (207, 151879), (273, 115161), (299, 105147), (483, 65091), (819, 38387), (897, 35049), (1449, 21697), (1669, 18837), (2093, 15021), (2691, 11683), (5007, 6279)]