40534257

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 59719680

約数和(自身を除く): 19185423

約数列:

[1, 3, 23, 29, 47, 69, 87, 141, 431, 667, 1081, 1293, 1363, 2001, 3243, 4089, 9913, 12499, 20257, 29739, 31349, 37497, 60771, 94047, 287477, 465911, 587453, 862431, 1397733, 1762359, 13511419, 40534257]

約数ペア:

[(1, 40534257), (3, 13511419), (23, 1762359), (29, 1397733), (47, 862431), (69, 587453), (87, 465911), (141, 287477), (431, 94047), (667, 60771), (1081, 37497), (1293, 31349), (1363, 29739), (2001, 20257), (3243, 12499), (4089, 9913)]