87009778

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^2$

素因数の和:474

約数の個数: 24

約数和(自身を含む): 140425200

約数和(自身を除く): 53415422

約数列:

[1, 2, 19, 38, 59, 118, 197, 394, 1121, 2242, 3743, 7486, 11623, 23246, 38809, 77618, 220837, 441674, 737371, 1474742, 2289731, 4579462, 43504889, 87009778]

約数ペア:

[(1, 87009778), (2, 43504889), (19, 4579462), (38, 2289731), (59, 1474742), (118, 737371), (197, 441674), (394, 220837), (1121, 77618), (2242, 38809), (3743, 23246), (7486, 11623)]