401047894

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1\times {\mathrm{25163}}^1$

素因数の和:25791

約数の個数: 16

約数和(自身を含む): 648929232

約数和(自身を除く): 247881338

約数列:

[1, 2, 13, 26, 613, 1226, 7969, 15938, 25163, 50326, 327119, 654238, 15424919, 30849838, 200523947, 401047894]

約数ペア:

[(1, 401047894), (2, 200523947), (13, 30849838), (26, 15424919), (613, 654238), (1226, 327119), (7969, 50326), (15938, 25163)]