481481

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1$

素因数の和:81

約数の個数: 24

約数和(自身を含む): 667584

約数和(自身を除く): 186103

約数列:

[1, 7, 11, 13, 37, 77, 91, 143, 169, 259, 407, 481, 1001, 1183, 1859, 2849, 3367, 5291, 6253, 13013, 37037, 43771, 68783, 481481]

約数ペア:

[(1, 481481), (7, 68783), (11, 43771), (13, 37037), (37, 13013), (77, 6253), (91, 5291), (143, 3367), (169, 2849), (259, 1859), (407, 1183), (481, 1001)]