8819991

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{3391}}^1$

素因数の和:3431

約数の個数: 18

約数和(自身を含む): 13537472

約数和(自身を除く): 4717481

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 3391, 10173, 30519, 57647, 172941, 518823, 979999, 2939997, 8819991]

約数ペア:

[(1, 8819991), (3, 2939997), (9, 979999), (17, 518823), (51, 172941), (153, 57647), (289, 30519), (867, 10173), (2601, 3391)]