390163613

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{547}}^1$

素因数の和:777

約数の個数: 32

約数和(自身を含む): 488202240

約数和(自身を除く): 98038627

約数列:

[1, 7, 19, 31, 133, 173, 217, 547, 589, 1211, 3287, 3829, 4123, 5363, 10393, 16957, 23009, 37541, 72751, 94631, 101897, 118699, 322183, 662417, 713279, 1797989, 2255281, 2933561, 12585923, 20534927, 55737659, 390163613]

約数ペア:

[(1, 390163613), (7, 55737659), (19, 20534927), (31, 12585923), (133, 2933561), (173, 2255281), (217, 1797989), (547, 713279), (589, 662417), (1211, 322183), (3287, 118699), (3829, 101897), (4123, 94631), (5363, 72751), (10393, 37541), (16957, 23009)]