77823909

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{18839}}^1$

素因数の和:18871

約数の個数: 24

約数和(自身を含む): 123439680

約数和(自身を除く): 45615771

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 18839, 56517, 169551, 320263, 508653, 960789, 1525959, 2882367, 4577877, 8647101, 25941303, 77823909]

約数ペア:

[(1, 77823909), (3, 25941303), (9, 8647101), (17, 4577877), (27, 2882367), (51, 1525959), (81, 960789), (153, 508653), (243, 320263), (459, 169551), (1377, 56517), (4131, 18839)]