27891339

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{11161}}^1$

素因数の和:11195

約数の個数: 24

約数和(自身を含む): 45808848

約数和(自身を除く): 17917509

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 2499, 11161, 33483, 78127, 189737, 234381, 546889, 569211, 1328159, 1640667, 3984477, 9297113, 27891339]

約数ペア:

[(1, 27891339), (3, 9297113), (7, 3984477), (17, 1640667), (21, 1328159), (49, 569211), (51, 546889), (119, 234381), (147, 189737), (357, 78127), (833, 33483), (2499, 11161)]