40464249

素因数分解:

$3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{3877}}^1$

素因数の和:3965

約数の個数: 24

約数和(自身を含む): 63661248

約数和(自身を除く): 23196999

約数列:

[1, 3, 7, 21, 49, 71, 147, 213, 497, 1491, 3479, 3877, 10437, 11631, 27139, 81417, 189973, 275267, 569919, 825801, 1926869, 5780607, 13488083, 40464249]

約数ペア:

[(1, 40464249), (3, 13488083), (7, 5780607), (21, 1926869), (49, 825801), (71, 569919), (147, 275267), (213, 189973), (497, 81417), (1491, 27139), (3479, 11631), (3877, 10437)]