17977414

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:269

約数の個数: 48

約数和(自身を含む): 34358688

約数和(自身を除く): 16381274

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 103, 137, 182, 206, 274, 637, 721, 959, 1274, 1339, 1442, 1781, 1918, 2678, 3562, 5047, 6713, 9373, 10094, 12467, 13426, 14111, 18746, 24934, 28222, 65611, 87269, 98777, 131222, 174538, 183443, 197554, 366886, 691439, 1284101, 1382878, 2568202, 8988707, 17977414]

約数ペア:

[(1, 17977414), (2, 8988707), (7, 2568202), (13, 1382878), (14, 1284101), (26, 691439), (49, 366886), (91, 197554), (98, 183443), (103, 174538), (137, 131222), (182, 98777), (206, 87269), (274, 65611), (637, 28222), (721, 24934), (959, 18746), (1274, 14111), (1339, 13426), (1442, 12467), (1781, 10094), (1918, 9373), (2678, 6713), (3562, 5047)]