28382571

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{26501}}^1$

素因数の和:26531

約数の個数: 24

約数和(自身を含む): 49611744

約数和(自身を除く): 21229173

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 26501, 79503, 185507, 238509, 450517, 556521, 1351551, 1669563, 3153619, 4054653, 9460857, 28382571]

約数ペア:

[(1, 28382571), (3, 9460857), (7, 4054653), (9, 3153619), (17, 1669563), (21, 1351551), (51, 556521), (63, 450517), (119, 238509), (153, 185507), (357, 79503), (1071, 26501)]