287296

素因数分解:

$2^6\times {\mathrm{67}}^2$

素因数の和:146

約数の個数: 21

約数和(自身を含む): 578739

約数和(自身を除く): 291443

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 134, 268, 536, 1072, 2144, 4288, 4489, 8978, 17956, 35912, 71824, 143648, 287296]

約数ペア:

[(1, 287296), (2, 143648), (4, 71824), (8, 35912), (16, 17956), (32, 8978), (64, 4489), (67, 4288), (134, 2144), (268, 1072)]