47820915

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:409

約数の個数: 64

約数和(自身を含む): 91653120

約数和(自身を除く): 43832205

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 67, 85, 135, 153, 201, 255, 311, 335, 459, 603, 765, 933, 1005, 1139, 1555, 1809, 2295, 2799, 3015, 3417, 4665, 5287, 5695, 8397, 9045, 10251, 13995, 15861, 17085, 20837, 26435, 30753, 41985, 47583, 51255, 62511, 79305, 104185, 142749, 153765, 187533, 237915, 312555, 354229, 562599, 713745, 937665, 1062687, 1771145, 2812995, 3188061, 5313435, 9564183, 15940305, 47820915]

約数ペア:

[(1, 47820915), (3, 15940305), (5, 9564183), (9, 5313435), (15, 3188061), (17, 2812995), (27, 1771145), (45, 1062687), (51, 937665), (67, 713745), (85, 562599), (135, 354229), (153, 312555), (201, 237915), (255, 187533), (311, 153765), (335, 142749), (459, 104185), (603, 79305), (765, 62511), (933, 51255), (1005, 47583), (1139, 41985), (1555, 30753), (1809, 26435), (2295, 20837), (2799, 17085), (3015, 15861), (3417, 13995), (4665, 10251), (5287, 9045), (5695, 8397)]