247489284

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71861}}^1$

素因数の和:71916

約数の個数: 48

約数和(自身を含む): 676077696

約数和(自身を除く): 428588412

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 164, 246, 287, 492, 574, 861, 1148, 1722, 3444, 71861, 143722, 215583, 287444, 431166, 503027, 862332, 1006054, 1509081, 2012108, 2946301, 3018162, 5892602, 6036324, 8838903, 11785204, 17677806, 20624107, 35355612, 41248214, 61872321, 82496428, 123744642, 247489284]

約数ペア:

[(1, 247489284), (2, 123744642), (3, 82496428), (4, 61872321), (6, 41248214), (7, 35355612), (12, 20624107), (14, 17677806), (21, 11785204), (28, 8838903), (41, 6036324), (42, 5892602), (82, 3018162), (84, 2946301), (123, 2012108), (164, 1509081), (246, 1006054), (287, 862332), (492, 503027), (574, 431166), (861, 287444), (1148, 215583), (1722, 143722), (3444, 71861)]