128214866

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{16063}}^1$

素因数の和:16385

約数の個数: 16

約数和(自身を含む): 207803904

約数和(自身を除く): 79589038

約数列:

[1, 2, 13, 26, 307, 614, 3991, 7982, 16063, 32126, 208819, 417638, 4931341, 9862682, 64107433, 128214866]

約数ペア:

[(1, 128214866), (2, 64107433), (13, 9862682), (26, 4931341), (307, 417638), (614, 208819), (3991, 32126), (7982, 16063)]