129687296

素因数分解:

$2^8\times {\mathrm{506591}}^1$

素因数の和:506607

約数の個数: 18

約数和(自身を含む): 258868512

約数和(自身を除く): 129181216

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 506591, 1013182, 2026364, 4052728, 8105456, 16210912, 32421824, 64843648, 129687296]

約数ペア:

[(1, 129687296), (2, 64843648), (4, 32421824), (8, 16210912), (16, 8105456), (32, 4052728), (64, 2026364), (128, 1013182), (256, 506591)]