64265474

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20771}}^1$

素因数の和:20810

約数の個数: 32

約数和(自身を含む): 125629056

約数和(自身を除く): 61363582

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 221, 238, 442, 1547, 3094, 20771, 41542, 145397, 270023, 290794, 353107, 540046, 706214, 1890161, 2471749, 3780322, 4590391, 4943498, 9180782, 32132737, 64265474]

約数ペア:

[(1, 64265474), (2, 32132737), (7, 9180782), (13, 4943498), (14, 4590391), (17, 3780322), (26, 2471749), (34, 1890161), (91, 706214), (119, 540046), (182, 353107), (221, 290794), (238, 270023), (442, 145397), (1547, 41542), (3094, 20771)]