78438402

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{207509}}^1$

素因数の和:207527

約数の個数: 32

約数和(自身を含む): 199209600

約数和(自身を除く): 120771198

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 207509, 415018, 622527, 1245054, 1452563, 1867581, 2905126, 3735162, 4357689, 5602743, 8715378, 11205486, 13073067, 26146134, 39219201, 78438402]

約数ペア:

[(1, 78438402), (2, 39219201), (3, 26146134), (6, 13073067), (7, 11205486), (9, 8715378), (14, 5602743), (18, 4357689), (21, 3735162), (27, 2905126), (42, 1867581), (54, 1452563), (63, 1245054), (126, 622527), (189, 415018), (378, 207509)]