128571328

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{105733}}^1$

素因数の和:105764

約数の個数: 28

約数和(自身を含む): 268564360

約数和(自身を除く): 139993032

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 105733, 211466, 422932, 845864, 1691728, 2008927, 3383456, 4017854, 6766912, 8035708, 16071416, 32142832, 64285664, 128571328]

約数ペア:

[(1, 128571328), (2, 64285664), (4, 32142832), (8, 16071416), (16, 8035708), (19, 6766912), (32, 4017854), (38, 3383456), (64, 2008927), (76, 1691728), (152, 845864), (304, 422932), (608, 211466), (1216, 105733)]