40956279

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2113}}^1$

素因数の和:2207

約数の個数: 32

約数和(自身を含む): 68189184

約数和(自身を除く): 27232905

約数列:

[1, 3, 7, 13, 21, 39, 71, 91, 213, 273, 497, 923, 1491, 2113, 2769, 6339, 6461, 14791, 19383, 27469, 44373, 82407, 150023, 192283, 450069, 576849, 1050161, 1950299, 3150483, 5850897, 13652093, 40956279]

約数ペア:

[(1, 40956279), (3, 13652093), (7, 5850897), (13, 3150483), (21, 1950299), (39, 1050161), (71, 576849), (91, 450069), (213, 192283), (273, 150023), (497, 82407), (923, 44373), (1491, 27469), (2113, 19383), (2769, 14791), (6339, 6461)]