78613335

素因数分解:

$3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2659}}^1$

素因数の和:2749

約数の個数: 40

約数和(自身を含む): 142905840

約数和(自身を除く): 64292505

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 81, 135, 219, 365, 405, 657, 1095, 1971, 2659, 3285, 5913, 7977, 9855, 13295, 23931, 29565, 39885, 71793, 119655, 194107, 215379, 358965, 582321, 970535, 1076895, 1746963, 2911605, 5240889, 8734815, 15722667, 26204445, 78613335]

約数ペア:

[(1, 78613335), (3, 26204445), (5, 15722667), (9, 8734815), (15, 5240889), (27, 2911605), (45, 1746963), (73, 1076895), (81, 970535), (135, 582321), (219, 358965), (365, 215379), (405, 194107), (657, 119655), (1095, 71793), (1971, 39885), (2659, 29565), (3285, 23931), (5913, 13295), (7977, 9855)]