278494788

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{162293}}^1$

素因数の和:162324

約数の個数: 48

約数和(自身を含む): 763430976

約数和(自身を除く): 484936188

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 162293, 324586, 486879, 649172, 973758, 1785223, 1947516, 2109809, 3570446, 4219618, 5355669, 6329427, 7140892, 8439236, 10711338, 12658854, 21422676, 23207899, 25317708, 46415798, 69623697, 92831596, 139247394, 278494788]

約数ペア:

[(1, 278494788), (2, 139247394), (3, 92831596), (4, 69623697), (6, 46415798), (11, 25317708), (12, 23207899), (13, 21422676), (22, 12658854), (26, 10711338), (33, 8439236), (39, 7140892), (44, 6329427), (52, 5355669), (66, 4219618), (78, 3570446), (132, 2109809), (143, 1947516), (156, 1785223), (286, 973758), (429, 649172), (572, 486879), (858, 324586), (1716, 162293)]