257222028

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{74687}}^1$

素因数の和:74742

約数の個数: 48

約数和(自身を含む): 702664704

約数和(自身を除く): 445442676

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 164, 246, 287, 492, 574, 861, 1148, 1722, 3444, 74687, 149374, 224061, 298748, 448122, 522809, 896244, 1045618, 1568427, 2091236, 3062167, 3136854, 6124334, 6273708, 9186501, 12248668, 18373002, 21435169, 36746004, 42870338, 64305507, 85740676, 128611014, 257222028]

約数ペア:

[(1, 257222028), (2, 128611014), (3, 85740676), (4, 64305507), (6, 42870338), (7, 36746004), (12, 21435169), (14, 18373002), (21, 12248668), (28, 9186501), (41, 6273708), (42, 6124334), (82, 3136854), (84, 3062167), (123, 2091236), (164, 1568427), (246, 1045618), (287, 896244), (492, 522809), (574, 448122), (861, 298748), (1148, 224061), (1722, 149374), (3444, 74687)]