71425755

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1279}}^1$

素因数の和:1380

約数の個数: 48

約数和(自身を含む): 132986880

約数和(自身を除く): 61561125

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 73, 85, 153, 219, 255, 365, 657, 765, 1095, 1241, 1279, 3285, 3723, 3837, 6205, 6395, 11169, 11511, 18615, 19185, 21743, 55845, 57555, 65229, 93367, 108715, 195687, 280101, 326145, 466835, 840303, 978435, 1400505, 1587239, 4201515, 4761717, 7936195, 14285151, 23808585, 71425755]

約数ペア:

[(1, 71425755), (3, 23808585), (5, 14285151), (9, 7936195), (15, 4761717), (17, 4201515), (45, 1587239), (51, 1400505), (73, 978435), (85, 840303), (153, 466835), (219, 326145), (255, 280101), (365, 195687), (657, 108715), (765, 93367), (1095, 65229), (1241, 57555), (1279, 55845), (3285, 21743), (3723, 19185), (3837, 18615), (6205, 11511), (6395, 11169)]