128205764

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{271}}^1\times {\mathrm{1171}}^1$

素因数の和:1547

約数の個数: 24

約数和(自身を含む): 227611776

約数和(自身を除く): 99406012

約数列:

[1, 2, 4, 101, 202, 271, 404, 542, 1084, 1171, 2342, 4684, 27371, 54742, 109484, 118271, 236542, 317341, 473084, 634682, 1269364, 32051441, 64102882, 128205764]

約数ペア:

[(1, 128205764), (2, 64102882), (4, 32051441), (101, 1269364), (202, 634682), (271, 473084), (404, 317341), (542, 236542), (1084, 118271), (1171, 109484), (2342, 54742), (4684, 27371)]