28157418

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{401}}^1$

素因数の和:539

約数の個数: 48

約数和(自身を含む): 63213696

約数和(自身を除く): 35056278

約数列:

[1, 2, 3, 6, 9, 18, 47, 83, 94, 141, 166, 249, 282, 401, 423, 498, 747, 802, 846, 1203, 1494, 2406, 3609, 3901, 7218, 7802, 11703, 18847, 23406, 33283, 35109, 37694, 56541, 66566, 70218, 99849, 113082, 169623, 199698, 299547, 339246, 599094, 1564301, 3128602, 4692903, 9385806, 14078709, 28157418]

約数ペア:

[(1, 28157418), (2, 14078709), (3, 9385806), (6, 4692903), (9, 3128602), (18, 1564301), (47, 599094), (83, 339246), (94, 299547), (141, 199698), (166, 169623), (249, 113082), (282, 99849), (401, 70218), (423, 66566), (498, 56541), (747, 37694), (802, 35109), (846, 33283), (1203, 23406), (1494, 18847), (2406, 11703), (3609, 7802), (3901, 7218)]