988890578

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2237309}}^1$

素因数の和:2237341

約数の個数: 16

約数和(自身を含む): 1691406360

約数和(自身を除く): 702515782

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 2237309, 4474618, 29085017, 38034253, 58170034, 76068506, 494445289, 988890578]

約数ペア:

[(1, 988890578), (2, 494445289), (13, 76068506), (17, 58170034), (26, 38034253), (34, 29085017), (221, 4474618), (442, 2237309)]