278325513

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{4877}}^1$

素因数の和:5273

約数の個数: 24

約数和(自身を含む): 426903048

約数和(自身を除く): 148577535

約数列:

[1, 3, 9, 17, 51, 153, 373, 1119, 3357, 4877, 6341, 14631, 19023, 43893, 57069, 82909, 248727, 746181, 1819121, 5457363, 16372089, 30925057, 92775171, 278325513]

約数ペア:

[(1, 278325513), (3, 92775171), (9, 30925057), (17, 16372089), (51, 5457363), (153, 1819121), (373, 746181), (1119, 248727), (3357, 82909), (4877, 57069), (6341, 43893), (14631, 19023)]