128429406

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1019281}}^1$

素因数の和:1019296

約数の個数: 24

約数和(自身を含む): 318015984

約数和(自身を除く): 189586578

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1019281, 2038562, 3057843, 6115686, 7134967, 9173529, 14269934, 18347058, 21404901, 42809802, 64214703, 128429406]

約数ペア:

[(1, 128429406), (2, 64214703), (3, 42809802), (6, 21404901), (7, 18347058), (9, 14269934), (14, 9173529), (18, 7134967), (21, 6115686), (42, 3057843), (63, 2038562), (126, 1019281)]