61686387

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:369

約数の個数: 64

約数和(自身を含む): 112527360

約数和(自身を除く): 50840973

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 73, 119, 153, 189, 219, 263, 357, 459, 511, 657, 789, 1071, 1241, 1533, 1841, 1971, 2367, 3213, 3723, 4471, 4599, 5523, 7101, 8687, 11169, 13413, 13797, 16569, 19199, 26061, 31297, 33507, 40239, 49707, 57597, 78183, 93891, 120717, 134393, 172791, 234549, 281673, 326383, 403179, 518373, 845019, 979149, 1209537, 2284681, 2937447, 3628611, 6854043, 8812341, 20562129, 61686387]

約数ペア:

[(1, 61686387), (3, 20562129), (7, 8812341), (9, 6854043), (17, 3628611), (21, 2937447), (27, 2284681), (51, 1209537), (63, 979149), (73, 845019), (119, 518373), (153, 403179), (189, 326383), (219, 281673), (263, 234549), (357, 172791), (459, 134393), (511, 120717), (657, 93891), (789, 78183), (1071, 57597), (1241, 49707), (1533, 40239), (1841, 33507), (1971, 31297), (2367, 26061), (3213, 19199), (3723, 16569), (4471, 13797), (4599, 13413), (5523, 11169), (7101, 8687)]