129641576

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{221989}}^1$

素因数の和:222068

約数の個数: 16

約数和(自身を含む): 246408900

約数和(自身を除く): 116767324

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 221989, 443978, 887956, 1775912, 16205197, 32410394, 64820788, 129641576]

約数ペア:

[(1, 129641576), (2, 64820788), (4, 32410394), (8, 16205197), (73, 1775912), (146, 887956), (292, 443978), (584, 221989)]