13900865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{263}}^1$

素因数の和:341

約数の個数: 24

約数和(自身を含む): 18874944

約数和(自身を除く): 4974079

約数列:

[1, 5, 11, 31, 55, 155, 263, 341, 961, 1315, 1705, 2893, 4805, 8153, 10571, 14465, 40765, 52855, 89683, 252743, 448415, 1263715, 2780173, 13900865]

約数ペア:

[(1, 13900865), (5, 2780173), (11, 1263715), (31, 448415), (55, 252743), (155, 89683), (263, 52855), (341, 40765), (961, 14465), (1315, 10571), (1705, 8153), (2893, 4805)]