491201982

素因数分解:

$2^1\times 3^4\times {\mathrm{47}}^1\times {\mathrm{64513}}^1$

素因数の和:64574

約数の個数: 40

約数和(自身を含む): 1124091936

約数和(自身を除く): 632889954

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 81, 94, 141, 162, 282, 423, 846, 1269, 2538, 3807, 7614, 64513, 129026, 193539, 387078, 580617, 1161234, 1741851, 3032111, 3483702, 5225553, 6064222, 9096333, 10451106, 18192666, 27288999, 54577998, 81866997, 163733994, 245600991, 491201982]

約数ペア:

[(1, 491201982), (2, 245600991), (3, 163733994), (6, 81866997), (9, 54577998), (18, 27288999), (27, 18192666), (47, 10451106), (54, 9096333), (81, 6064222), (94, 5225553), (141, 3483702), (162, 3032111), (282, 1741851), (423, 1161234), (846, 580617), (1269, 387078), (2538, 193539), (3807, 129026), (7614, 64513)]