2615666787

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{140333}}^1$

素因数の和:140467

約数の個数: 24

約数和(自身を含む): 4013552400

約数和(自身を除く): 1397885613

約数列:

[1, 3, 9, 19, 57, 109, 171, 327, 981, 2071, 6213, 18639, 140333, 420999, 1262997, 2666327, 7998981, 15296297, 23996943, 45888891, 137666673, 290629643, 871888929, 2615666787]

約数ペア:

[(1, 2615666787), (3, 871888929), (9, 290629643), (19, 137666673), (57, 45888891), (109, 23996943), (171, 15296297), (327, 7998981), (981, 2666327), (2071, 1262997), (6213, 420999), (18639, 140333)]