309387267

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{288877}}^1$

素因数の和:288907

約数の個数: 24

約数和(自身を含む): 540779616

約数和(自身を除く): 231392349

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 288877, 866631, 2022139, 2599893, 4910909, 6066417, 14732727, 18199251, 34376363, 44198181, 103129089, 309387267]

約数ペア:

[(1, 309387267), (3, 103129089), (7, 44198181), (9, 34376363), (17, 18199251), (21, 14732727), (51, 6066417), (63, 4910909), (119, 2599893), (153, 2022139), (357, 866631), (1071, 288877)]