1223557445

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{65239}}^1$

素因数の和:65297

約数の個数: 24

約数和(自身を含む): 1665968640

約数和(自身を除く): 442411195

約数列:

[1, 5, 11, 31, 55, 121, 155, 341, 605, 1705, 3751, 18755, 65239, 326195, 717629, 2022409, 3588145, 7893919, 10112045, 22246499, 39469595, 111232495, 244711489, 1223557445]

約数ペア:

[(1, 1223557445), (5, 244711489), (11, 111232495), (31, 39469595), (55, 22246499), (121, 10112045), (155, 7893919), (341, 3588145), (605, 2022409), (1705, 717629), (3751, 326195), (18755, 65239)]