2219571

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:275

約数の個数: 24

約数和(自身を含む): 3453840

約数和(自身を除く): 1234269

約数列:

[1, 3, 9, 17, 51, 89, 153, 163, 267, 489, 801, 1467, 1513, 2771, 4539, 8313, 13617, 14507, 24939, 43521, 130563, 246619, 739857, 2219571]

約数ペア:

[(1, 2219571), (3, 739857), (9, 246619), (17, 130563), (51, 43521), (89, 24939), (153, 14507), (163, 13617), (267, 8313), (489, 4539), (801, 2771), (1467, 1513)]