128402312

素因数分解:

$2^3\times {\mathrm{2557}}^1\times {\mathrm{6277}}^1$

素因数の和:8840

約数の個数: 16

約数和(自身を含む): 240886860

約数和(自身を除く): 112484548

約数列:

[1, 2, 4, 8, 2557, 5114, 6277, 10228, 12554, 20456, 25108, 50216, 16050289, 32100578, 64201156, 128402312]

約数ペア:

[(1, 128402312), (2, 64201156), (4, 32100578), (8, 16050289), (2557, 50216), (5114, 25108), (6277, 20456), (10228, 12554)]