260886297

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{10831}}^1$

素因数の和:10909

約数の個数: 32

約数和(自身を含む): 421494784

約数和(自身を除く): 160608487

約数列:

[1, 3, 7, 21, 31, 37, 93, 111, 217, 259, 651, 777, 1147, 3441, 8029, 10831, 24087, 32493, 75817, 227451, 335761, 400747, 1007283, 1202241, 2350327, 2805229, 7050981, 8415687, 12423157, 37269471, 86962099, 260886297]

約数ペア:

[(1, 260886297), (3, 86962099), (7, 37269471), (21, 12423157), (31, 8415687), (37, 7050981), (93, 2805229), (111, 2350327), (217, 1202241), (259, 1007283), (651, 400747), (777, 335761), (1147, 227451), (3441, 75817), (8029, 32493), (10831, 24087)]