489443372

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{258691}}^1$

素因数の和:258749

約数の個数: 24

約数和(自身を含む): 956125632

約数和(自身を除く): 466682260

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 258691, 517382, 1034764, 2845601, 5691202, 11123713, 11382404, 22247426, 44494852, 122360843, 244721686, 489443372]

約数ペア:

[(1, 489443372), (2, 244721686), (4, 122360843), (11, 44494852), (22, 22247426), (43, 11382404), (44, 11123713), (86, 5691202), (172, 2845601), (473, 1034764), (946, 517382), (1892, 258691)]