720334539

素因数分解:

$3^4\times {\mathrm{23}}^2\times {\mathrm{16811}}^1$

素因数の和:16869

約数の個数: 30

約数和(自身を含む): 1124941356

約数和(自身を除く): 404606817

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 529, 621, 1587, 1863, 4761, 14283, 16811, 42849, 50433, 151299, 386653, 453897, 1159959, 1361691, 3479877, 8893019, 10439631, 26679057, 31318893, 80037171, 240111513, 720334539]

約数ペア:

[(1, 720334539), (3, 240111513), (9, 80037171), (23, 31318893), (27, 26679057), (69, 10439631), (81, 8893019), (207, 3479877), (529, 1361691), (621, 1159959), (1587, 453897), (1863, 386653), (4761, 151299), (14283, 50433), (16811, 42849)]