75147219

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{619}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 129991680

約数和(自身を除く): 54844461

約数列:

[1, 3, 7, 9, 21, 41, 47, 63, 123, 141, 287, 329, 369, 423, 619, 861, 987, 1857, 1927, 2583, 2961, 4333, 5571, 5781, 12999, 13489, 17343, 25379, 29093, 38997, 40467, 76137, 87279, 121401, 177653, 203651, 228411, 261837, 532959, 610953, 1192813, 1598877, 1832859, 3578439, 8349691, 10735317, 25049073, 75147219]

約数ペア:

[(1, 75147219), (3, 25049073), (7, 10735317), (9, 8349691), (21, 3578439), (41, 1832859), (47, 1598877), (63, 1192813), (123, 610953), (141, 532959), (287, 261837), (329, 228411), (369, 203651), (423, 177653), (619, 121401), (861, 87279), (987, 76137), (1857, 40467), (1927, 38997), (2583, 29093), (2961, 25379), (4333, 17343), (5571, 13489), (5781, 12999)]