771118299

素因数分解:

$3^4\times 7^1\times {\mathrm{1359997}}^1$

素因数の和:1360016

約数の個数: 20

約数和(自身を含む): 1316478064

約数和(自身を除く): 545359765

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 1359997, 4079991, 9519979, 12239973, 28559937, 36719919, 85679811, 110159757, 257039433, 771118299]

約数ペア:

[(1, 771118299), (3, 257039433), (7, 110159757), (9, 85679811), (21, 36719919), (27, 28559937), (63, 12239973), (81, 9519979), (189, 4079991), (567, 1359997)]