12810361887

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{223}}^1\times {\mathrm{17681}}^1$

素因数の和:17948

約数の個数: 36

約数和(自身を含む): 19617683904

約数和(自身を除く): 6807322017

約数列:

[1, 3, 9, 19, 57, 171, 223, 361, 669, 1083, 2007, 3249, 4237, 12711, 17681, 38133, 53043, 80503, 159129, 241509, 335939, 724527, 1007817, 3023451, 3942863, 6382841, 11828589, 19148523, 35485767, 57445569, 74914397, 224743191, 674229573, 1423373543, 4270120629, 12810361887]

約数ペア:

[(1, 12810361887), (3, 4270120629), (9, 1423373543), (19, 674229573), (57, 224743191), (171, 74914397), (223, 57445569), (361, 35485767), (669, 19148523), (1083, 11828589), (2007, 6382841), (3249, 3942863), (4237, 3023451), (12711, 1007817), (17681, 724527), (38133, 335939), (53043, 241509), (80503, 159129)]