128545849

素因数分解:

${\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{563}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 138473280

約数和(自身を除く): 9927431

約数列:

[1, 19, 61, 197, 563, 1159, 3743, 10697, 12017, 34343, 110911, 228323, 652517, 2107309, 6765571, 128545849]

約数ペア:

[(1, 128545849), (19, 6765571), (61, 2107309), (197, 652517), (563, 228323), (1159, 110911), (3743, 34343), (10697, 12017)]