13005531

素因数分解:

$3^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{383}}^1$

素因数の和:421

約数の個数: 48

約数和(自身を含む): 23961600

約数和(自身を除く): 10956069

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 231, 343, 383, 441, 539, 693, 1029, 1149, 1617, 2681, 3087, 3447, 3773, 4213, 4851, 8043, 11319, 12639, 18767, 24129, 29491, 33957, 37917, 56301, 88473, 131369, 168903, 206437, 265419, 394107, 619311, 1182321, 1445059, 1857933, 4335177, 13005531]

約数ペア:

[(1, 13005531), (3, 4335177), (7, 1857933), (9, 1445059), (11, 1182321), (21, 619311), (33, 394107), (49, 265419), (63, 206437), (77, 168903), (99, 131369), (147, 88473), (231, 56301), (343, 37917), (383, 33957), (441, 29491), (539, 24129), (693, 18767), (1029, 12639), (1149, 11319), (1617, 8043), (2681, 4851), (3087, 4213), (3447, 3773)]