207656145

素因数分解:

$3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{421}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 367737552

約数和(自身を除く): 160081407

約数列:

[1, 3, 5, 9, 15, 45, 97, 113, 291, 339, 421, 485, 565, 873, 1017, 1263, 1455, 1695, 2105, 3789, 4365, 5085, 6315, 10961, 18945, 32883, 40837, 47573, 54805, 98649, 122511, 142719, 164415, 204185, 237865, 367533, 428157, 493245, 612555, 713595, 1837665, 2140785, 4614581, 13843743, 23072905, 41531229, 69218715, 207656145]

約数ペア:

[(1, 207656145), (3, 69218715), (5, 41531229), (9, 23072905), (15, 13843743), (45, 4614581), (97, 2140785), (113, 1837665), (291, 713595), (339, 612555), (421, 493245), (485, 428157), (565, 367533), (873, 237865), (1017, 204185), (1263, 164415), (1455, 142719), (1695, 122511), (2105, 98649), (3789, 54805), (4365, 47573), (5085, 40837), (6315, 32883), (10961, 18945)]