128912576

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{154943}}^1$

素因数の和:154968

約数の個数: 28

約数和(自身を含む): 275490432

約数和(自身を除く): 146577856

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 154943, 309886, 619772, 1239544, 2014259, 2479088, 4028518, 4958176, 8057036, 9916352, 16114072, 32228144, 64456288, 128912576]

約数ペア:

[(1, 128912576), (2, 64456288), (4, 32228144), (8, 16114072), (13, 9916352), (16, 8057036), (26, 4958176), (32, 4028518), (52, 2479088), (64, 2014259), (104, 1239544), (208, 619772), (416, 309886), (832, 154943)]