81020202

素因数分解:

$2^1\times 3^1\times {\mathrm{211}}^1\times {\mathrm{63997}}^1$

素因数の和:64213

約数の個数: 16

約数和(自身を含む): 162810912

約数和(自身を除く): 81790710

約数列:

[1, 2, 3, 6, 211, 422, 633, 1266, 63997, 127994, 191991, 383982, 13503367, 27006734, 40510101, 81020202]

約数ペア:

[(1, 81020202), (2, 40510101), (3, 27006734), (6, 13503367), (211, 383982), (422, 191991), (633, 127994), (1266, 63997)]