13158387

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:352

約数の個数: 36

約数和(自身を含む): 21453432

約数和(自身を除く): 8295045

約数列:

[1, 3, 9, 11, 33, 43, 99, 121, 129, 281, 363, 387, 473, 843, 1089, 1419, 2529, 3091, 4257, 5203, 9273, 12083, 15609, 27819, 34001, 36249, 46827, 102003, 108747, 132913, 306009, 398739, 1196217, 1462043, 4386129, 13158387]

約数ペア:

[(1, 13158387), (3, 4386129), (9, 1462043), (11, 1196217), (33, 398739), (43, 306009), (99, 132913), (121, 108747), (129, 102003), (281, 46827), (363, 36249), (387, 34001), (473, 27819), (843, 15609), (1089, 12083), (1419, 9273), (2529, 5203), (3091, 4257)]