259202398

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{1543}}^1$

素因数の和:1649

約数の個数: 48

約数和(自身を含む): 488249856

約数和(自身を除く): 229047458

約数列:

[1, 2, 7, 13, 14, 26, 71, 91, 142, 169, 182, 338, 497, 923, 994, 1183, 1543, 1846, 2366, 3086, 6461, 10801, 11999, 12922, 20059, 21602, 23998, 40118, 83993, 109553, 140413, 167986, 219106, 260767, 280826, 521534, 766871, 1424189, 1533742, 1825369, 2848378, 3650738, 9969323, 18514457, 19938646, 37028914, 129601199, 259202398]

約数ペア:

[(1, 259202398), (2, 129601199), (7, 37028914), (13, 19938646), (14, 18514457), (26, 9969323), (71, 3650738), (91, 2848378), (142, 1825369), (169, 1533742), (182, 1424189), (338, 766871), (497, 521534), (923, 280826), (994, 260767), (1183, 219106), (1543, 167986), (1846, 140413), (2366, 109553), (3086, 83993), (6461, 40118), (10801, 23998), (11999, 21602), (12922, 20059)]