201391718

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{479}}^1\times {\mathrm{659}}^1$

素因数の和:1180

約数の個数: 32

約数和(自身を含む): 342144000

約数和(自身を除く): 140752282

約数列:

[1, 2, 11, 22, 29, 58, 319, 479, 638, 659, 958, 1318, 5269, 7249, 10538, 13891, 14498, 19111, 27782, 38222, 152801, 210221, 305602, 315661, 420442, 631322, 3472271, 6944542, 9154169, 18308338, 100695859, 201391718]

約数ペア:

[(1, 201391718), (2, 100695859), (11, 18308338), (22, 9154169), (29, 6944542), (58, 3472271), (319, 631322), (479, 420442), (638, 315661), (659, 305602), (958, 210221), (1318, 152801), (5269, 38222), (7249, 27782), (10538, 19111), (13891, 14498)]