340915393

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 445858560

約数和(自身を除く): 104943167

約数列:

[1, 7, 13, 47, 49, 59, 91, 193, 329, 413, 611, 637, 767, 1351, 2303, 2509, 2773, 2891, 4277, 5369, 9071, 9457, 11387, 17563, 19411, 29939, 36049, 37583, 63497, 79709, 117923, 122941, 135877, 148031, 252343, 444479, 535189, 557963, 825461, 1036217, 1766401, 3746323, 5778227, 6957457, 7253519, 26224261, 48702199, 340915393]

約数ペア:

[(1, 340915393), (7, 48702199), (13, 26224261), (47, 7253519), (49, 6957457), (59, 5778227), (91, 3746323), (193, 1766401), (329, 1036217), (413, 825461), (611, 557963), (637, 535189), (767, 444479), (1351, 252343), (2303, 148031), (2509, 135877), (2773, 122941), (2891, 117923), (4277, 79709), (5369, 63497), (9071, 37583), (9457, 36049), (11387, 29939), (17563, 19411)]