42748035

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 78382080

約数和(自身を除く): 35634045

約数列:

[1, 3, 5, 11, 15, 33, 41, 55, 71, 89, 123, 165, 205, 213, 267, 355, 445, 451, 615, 781, 979, 1065, 1335, 1353, 2255, 2343, 2911, 2937, 3649, 3905, 4895, 6319, 6765, 8733, 10947, 11715, 14555, 14685, 18245, 18957, 31595, 32021, 40139, 43665, 54735, 69509, 94785, 96063, 120417, 160105, 200695, 208527, 259079, 347545, 480315, 602085, 777237, 1042635, 1295395, 2849869, 3886185, 8549607, 14249345, 42748035]

約数ペア:

[(1, 42748035), (3, 14249345), (5, 8549607), (11, 3886185), (15, 2849869), (33, 1295395), (41, 1042635), (55, 777237), (71, 602085), (89, 480315), (123, 347545), (165, 259079), (205, 208527), (213, 200695), (267, 160105), (355, 120417), (445, 96063), (451, 94785), (615, 69509), (781, 54735), (979, 43665), (1065, 40139), (1335, 32021), (1353, 31595), (2255, 18957), (2343, 18245), (2911, 14685), (2937, 14555), (3649, 11715), (3905, 10947), (4895, 8733), (6319, 6765)]