400274315

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{839}}^1$

素因数の和:1211

約数の個数: 32

約数和(自身を含む): 564157440

約数和(自身を除く): 163883125

約数列:

[1, 5, 7, 35, 43, 215, 301, 317, 839, 1505, 1585, 2219, 4195, 5873, 11095, 13631, 29365, 36077, 68155, 95417, 180385, 252539, 265963, 477085, 1262695, 1329815, 1861741, 9308705, 11436409, 57182045, 80054863, 400274315]

約数ペア:

[(1, 400274315), (5, 80054863), (7, 57182045), (35, 11436409), (43, 9308705), (215, 1861741), (301, 1329815), (317, 1262695), (839, 477085), (1505, 265963), (1585, 252539), (2219, 180385), (4195, 95417), (5873, 68155), (11095, 36077), (13631, 29365)]