2154223708

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{26539}}^1$

素因数の和:26786

約数の個数: 48

約数和(自身を含む): 4660848640

約数和(自身を除く): 2506624932

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 223, 364, 446, 892, 1561, 2899, 3122, 5798, 6244, 11596, 20293, 26539, 40586, 53078, 81172, 106156, 185773, 345007, 371546, 690014, 743092, 1380028, 2415049, 4830098, 5918197, 9660196, 11836394, 23672788, 41427379, 76936561, 82854758, 153873122, 165709516, 307746244, 538555927, 1077111854, 2154223708]

約数ペア:

[(1, 2154223708), (2, 1077111854), (4, 538555927), (7, 307746244), (13, 165709516), (14, 153873122), (26, 82854758), (28, 76936561), (52, 41427379), (91, 23672788), (182, 11836394), (223, 9660196), (364, 5918197), (446, 4830098), (892, 2415049), (1561, 1380028), (2899, 743092), (3122, 690014), (5798, 371546), (6244, 345007), (11596, 185773), (20293, 106156), (26539, 81172), (40586, 53078)]