1257481216

素因数分解:

$2^{10}\times {\mathrm{1228009}}^1$

素因数の和:1228029

約数の個数: 22

約数和(自身を含む): 2513736470

約数和(自身を除く): 1256255254

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 1228009, 2456018, 4912036, 9824072, 19648144, 39296288, 78592576, 157185152, 314370304, 628740608, 1257481216]

約数ペア:

[(1, 1257481216), (2, 628740608), (4, 314370304), (8, 157185152), (16, 78592576), (32, 39296288), (64, 19648144), (128, 9824072), (256, 4912036), (512, 2456018), (1024, 1228009)]