257899998

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1\times {\mathrm{2351}}^1$

素因数の和:2792

約数の個数: 32

約数和(自身を含む): 528353280

約数和(自身を除く): 270453282

約数列:

[1, 2, 3, 6, 47, 94, 141, 282, 389, 778, 1167, 2334, 2351, 4702, 7053, 14106, 18283, 36566, 54849, 109698, 110497, 220994, 331491, 662982, 914539, 1829078, 2743617, 5487234, 42983333, 85966666, 128949999, 257899998]

約数ペア:

[(1, 257899998), (2, 128949999), (3, 85966666), (6, 42983333), (47, 5487234), (94, 2743617), (141, 1829078), (282, 914539), (389, 662982), (778, 331491), (1167, 220994), (2334, 110497), (2351, 109698), (4702, 54849), (7053, 36566), (14106, 18283)]