1275778946

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{450169}}^1$

素因数の和:450293

約数の個数: 16

約数和(自身を含む): 2079785400

約数和(自身を除く): 804006454

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 450169, 900338, 5852197, 11704394, 49068421, 98136842, 637889473, 1275778946]

約数ペア:

[(1, 1275778946), (2, 637889473), (13, 98136842), (26, 49068421), (109, 11704394), (218, 5852197), (1417, 900338), (2834, 450169)]