687029283

素因数分解:

$3^6\times {\mathrm{37}}^1\times {\mathrm{25471}}^1$

素因数の和:25526

約数の個数: 28

約数和(自身を含む): 1057954048

約数和(自身を除く): 370924765

約数列:

[1, 3, 9, 27, 37, 81, 111, 243, 333, 729, 999, 2997, 8991, 25471, 26973, 76413, 229239, 687717, 942427, 2063151, 2827281, 6189453, 8481843, 18568359, 25445529, 76336587, 229009761, 687029283]

約数ペア:

[(1, 687029283), (3, 229009761), (9, 76336587), (27, 25445529), (37, 18568359), (81, 8481843), (111, 6189453), (243, 2827281), (333, 2063151), (729, 942427), (999, 687717), (2997, 229239), (8991, 76413), (25471, 26973)]