1983471

素因数分解:

$3^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 3129984

約数和(自身を除く): 1146513

約数列:

[1, 3, 7, 21, 49, 103, 131, 147, 309, 393, 721, 917, 2163, 2751, 5047, 6419, 13493, 15141, 19257, 40479, 94451, 283353, 661157, 1983471]

約数ペア:

[(1, 1983471), (3, 661157), (7, 283353), (21, 94451), (49, 40479), (103, 19257), (131, 15141), (147, 13493), (309, 6419), (393, 5047), (721, 2751), (917, 2163)]