247966641

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{124669}}^1$

素因数の和:124705

約数の個数: 24

約数和(自身を含む): 408418920

約数和(自身を除く): 160452279

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 124669, 374007, 1122021, 1620697, 2119373, 4862091, 6358119, 14586273, 19074357, 27551849, 82655547, 247966641]

約数ペア:

[(1, 247966641), (3, 82655547), (9, 27551849), (13, 19074357), (17, 14586273), (39, 6358119), (51, 4862091), (117, 2119373), (153, 1620697), (221, 1122021), (663, 374007), (1989, 124669)]