749678427

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{288227}}^1$

素因数の和:288267

約数の個数: 18

約数和(自身を含む): 1150317948

約数和(自身を除く): 400639521

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 288227, 864681, 2594043, 4899859, 14699577, 44098731, 83297603, 249892809, 749678427]

約数ペア:

[(1, 749678427), (3, 249892809), (9, 83297603), (17, 44098731), (51, 14699577), (153, 4899859), (289, 2594043), (867, 864681), (2601, 288227)]