71384157

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{647}}^1$

素因数の和:730

約数の個数: 48

約数和(自身を含む): 118879488

約数和(自身を除く): 47495331

約数列:

[1, 3, 9, 13, 23, 39, 41, 69, 117, 123, 207, 299, 369, 533, 647, 897, 943, 1599, 1941, 2691, 2829, 4797, 5823, 8411, 8487, 12259, 14881, 25233, 26527, 36777, 44643, 75699, 79581, 110331, 133929, 193453, 238743, 344851, 580359, 610121, 1034553, 1741077, 1830363, 3103659, 5491089, 7931573, 23794719, 71384157]

約数ペア:

[(1, 71384157), (3, 23794719), (9, 7931573), (13, 5491089), (23, 3103659), (39, 1830363), (41, 1741077), (69, 1034553), (117, 610121), (123, 580359), (207, 344851), (299, 238743), (369, 193453), (533, 133929), (647, 110331), (897, 79581), (943, 75699), (1599, 44643), (1941, 36777), (2691, 26527), (2829, 25233), (4797, 14881), (5823, 12259), (8411, 8487)]