128545528

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{6917}}^1$

素因数の和:7047

約数の個数: 32

約数和(自身を含む): 254028960

約数和(自身を除く): 125483432

約数列:

[1, 2, 4, 8, 23, 46, 92, 101, 184, 202, 404, 808, 2323, 4646, 6917, 9292, 13834, 18584, 27668, 55336, 159091, 318182, 636364, 698617, 1272728, 1397234, 2794468, 5588936, 16068191, 32136382, 64272764, 128545528]

約数ペア:

[(1, 128545528), (2, 64272764), (4, 32136382), (8, 16068191), (23, 5588936), (46, 2794468), (92, 1397234), (101, 1272728), (184, 698617), (202, 636364), (404, 318182), (808, 159091), (2323, 55336), (4646, 27668), (6917, 18584), (9292, 13834)]