274980988

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{389}}^1\times {\mathrm{2237}}^1$

素因数の和:2709

約数の個数: 24

約数和(自身を含む): 488779200

約数和(自身を除く): 213798212

約数列:

[1, 2, 4, 79, 158, 316, 389, 778, 1556, 2237, 4474, 8948, 30731, 61462, 122924, 176723, 353446, 706892, 870193, 1740386, 3480772, 68745247, 137490494, 274980988]

約数ペア:

[(1, 274980988), (2, 137490494), (4, 68745247), (79, 3480772), (158, 1740386), (316, 870193), (389, 706892), (778, 353446), (1556, 176723), (2237, 122924), (4474, 61462), (8948, 30731)]