54981998

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1\times {\mathrm{1409}}^1$

素因数の和:1699

約数の個数: 16

約数和(自身を含む): 83754000

約数和(自身を除く): 28772002

約数列:

[1, 2, 109, 179, 218, 358, 1409, 2818, 19511, 39022, 153581, 252211, 307162, 504422, 27490999, 54981998]

約数ペア:

[(1, 54981998), (2, 27490999), (109, 504422), (179, 307162), (218, 252211), (358, 153581), (1409, 39022), (2818, 19511)]