71691728

素因数分解:

$2^4\times {\mathrm{269}}^1\times {\mathrm{16657}}^1$

素因数の和:16934

約数の個数: 20

約数和(自身を含む): 139427460

約数和(自身を除く): 67735732

約数列:

[1, 2, 4, 8, 16, 269, 538, 1076, 2152, 4304, 16657, 33314, 66628, 133256, 266512, 4480733, 8961466, 17922932, 35845864, 71691728]

約数ペア:

[(1, 71691728), (2, 35845864), (4, 17922932), (8, 8961466), (16, 4480733), (269, 266512), (538, 133256), (1076, 66628), (2152, 33314), (4304, 16657)]