15126678

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{443}}^1$

素因数の和:729

約数の個数: 48

約数和(自身を含む): 37679616

約数和(自身を除く): 22552938

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 271, 443, 542, 813, 886, 1329, 1626, 1897, 2439, 2658, 3101, 3794, 3987, 4878, 5691, 6202, 7974, 9303, 11382, 17073, 18606, 27909, 34146, 55818, 120053, 240106, 360159, 720318, 840371, 1080477, 1680742, 2160954, 2521113, 5042226, 7563339, 15126678]

約数ペア:

[(1, 15126678), (2, 7563339), (3, 5042226), (6, 2521113), (7, 2160954), (9, 1680742), (14, 1080477), (18, 840371), (21, 720318), (42, 360159), (63, 240106), (126, 120053), (271, 55818), (443, 34146), (542, 27909), (813, 18606), (886, 17073), (1329, 11382), (1626, 9303), (1897, 7974), (2439, 6202), (2658, 5691), (3101, 4878), (3794, 3987)]