421611681

素因数分解:

$3^1\times {\mathrm{191}}^1\times {\mathrm{557}}^1\times {\mathrm{1321}}^1$

素因数の和:2072

約数の個数: 16

約数和(自身を含む): 566535168

約数和(自身を除く): 144923487

約数列:

[1, 3, 191, 557, 573, 1321, 1671, 3963, 106387, 252311, 319161, 735797, 756933, 2207391, 140537227, 421611681]

約数ペア:

[(1, 421611681), (3, 140537227), (191, 2207391), (557, 756933), (573, 735797), (1321, 319161), (1671, 252311), (3963, 106387)]