78689835

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:433

約数の個数: 72

約数和(自身を含む): 160482816

約数和(自身を除く): 81792981

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 127, 147, 245, 281, 315, 381, 441, 635, 735, 843, 889, 1143, 1405, 1905, 1967, 2205, 2529, 2667, 4215, 4445, 5715, 5901, 6223, 8001, 9835, 12645, 13335, 13769, 17703, 18669, 29505, 31115, 35687, 40005, 41307, 56007, 68845, 88515, 93345, 107061, 123921, 178435, 206535, 249809, 280035, 321183, 535305, 619605, 749427, 1249045, 1605915, 1748663, 2248281, 3747135, 5245989, 8743315, 11241405, 15737967, 26229945, 78689835]

約数ペア:

[(1, 78689835), (3, 26229945), (5, 15737967), (7, 11241405), (9, 8743315), (15, 5245989), (21, 3747135), (35, 2248281), (45, 1748663), (49, 1605915), (63, 1249045), (105, 749427), (127, 619605), (147, 535305), (245, 321183), (281, 280035), (315, 249809), (381, 206535), (441, 178435), (635, 123921), (735, 107061), (843, 93345), (889, 88515), (1143, 68845), (1405, 56007), (1905, 41307), (1967, 40005), (2205, 35687), (2529, 31115), (2667, 29505), (4215, 18669), (4445, 17703), (5715, 13769), (5901, 13335), (6223, 12645), (8001, 9835)]