87845778

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{647}}^1$

素因数の和:1071

約数の個数: 48

約数和(自身を含む): 201165120

約数和(自身を除く): 113319342

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 397, 647, 794, 1191, 1294, 1941, 2382, 3573, 3882, 5823, 7146, 7543, 11646, 12293, 15086, 22629, 24586, 36879, 45258, 67887, 73758, 110637, 135774, 221274, 256859, 513718, 770577, 1541154, 2311731, 4623462, 4880321, 9760642, 14640963, 29281926, 43922889, 87845778]

約数ペア:

[(1, 87845778), (2, 43922889), (3, 29281926), (6, 14640963), (9, 9760642), (18, 4880321), (19, 4623462), (38, 2311731), (57, 1541154), (114, 770577), (171, 513718), (342, 256859), (397, 221274), (647, 135774), (794, 110637), (1191, 73758), (1294, 67887), (1941, 45258), (2382, 36879), (3573, 24586), (3882, 22629), (5823, 15086), (7146, 12293), (7543, 11646)]