289142912

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{118891}}^1$

素因数の和:118924

約数の個数: 32

約数和(自身を含む): 606349200

約数和(自身を除く): 317206288

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 118891, 237782, 475564, 951128, 1902256, 2258929, 3804512, 4517858, 7609024, 9035716, 15218048, 18071432, 36142864, 72285728, 144571456, 289142912]

約数ペア:

[(1, 289142912), (2, 144571456), (4, 72285728), (8, 36142864), (16, 18071432), (19, 15218048), (32, 9035716), (38, 7609024), (64, 4517858), (76, 3804512), (128, 2258929), (152, 1902256), (304, 951128), (608, 475564), (1216, 237782), (2432, 118891)]