31242753

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{2521}}^1$

素因数の和:2556

約数の個数: 28

約数和(自身を含む): 49617828

約数和(自身を除く): 18375075

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 729, 1377, 2521, 4131, 7563, 12393, 22689, 42857, 68067, 128571, 204201, 385713, 612603, 1157139, 1837809, 3471417, 10414251, 31242753]

約数ペア:

[(1, 31242753), (3, 10414251), (9, 3471417), (17, 1837809), (27, 1157139), (51, 612603), (81, 385713), (153, 204201), (243, 128571), (459, 68067), (729, 42857), (1377, 22689), (2521, 12393), (4131, 7563)]