128182768

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{36919}}^1$

素因数の和:36965

約数の個数: 40

約数和(自身を含む): 292997120

約数和(自身を除く): 164814352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 36919, 73838, 147676, 258433, 295352, 516866, 590704, 1033732, 1144489, 2067464, 2288978, 4134928, 4577956, 8011423, 9155912, 16022846, 18311824, 32045692, 64091384, 128182768]

約数ペア:

[(1, 128182768), (2, 64091384), (4, 32045692), (7, 18311824), (8, 16022846), (14, 9155912), (16, 8011423), (28, 4577956), (31, 4134928), (56, 2288978), (62, 2067464), (112, 1144489), (124, 1033732), (217, 590704), (248, 516866), (434, 295352), (496, 258433), (868, 147676), (1736, 73838), (3472, 36919)]