30900142

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{101}}^1$

素因数の和:205

約数の個数: 48

約数和(自身を含む): 59050656

約数和(自身を除く): 28150514

約数列:

[1, 2, 7, 13, 14, 26, 41, 82, 91, 101, 182, 202, 287, 533, 574, 707, 1066, 1313, 1414, 1681, 2626, 3362, 3731, 4141, 7462, 8282, 9191, 11767, 18382, 21853, 23534, 28987, 43706, 53833, 57974, 107666, 152971, 169781, 305942, 339562, 376831, 753662, 1188467, 2207153, 2376934, 4414306, 15450071, 30900142]

約数ペア:

[(1, 30900142), (2, 15450071), (7, 4414306), (13, 2376934), (14, 2207153), (26, 1188467), (41, 753662), (82, 376831), (91, 339562), (101, 305942), (182, 169781), (202, 152971), (287, 107666), (533, 57974), (574, 53833), (707, 43706), (1066, 28987), (1313, 23534), (1414, 21853), (1681, 18382), (2626, 11767), (3362, 9191), (3731, 8282), (4141, 7462)]