15365259

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 27797952

約数和(自身を除く): 12432693

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 73, 91, 117, 219, 257, 273, 511, 657, 771, 819, 949, 1533, 1799, 2313, 2847, 3341, 4599, 5397, 6643, 8541, 10023, 16191, 18761, 19929, 23387, 30069, 56283, 59787, 70161, 131327, 168849, 210483, 243893, 393981, 731679, 1181943, 1707251, 2195037, 5121753, 15365259]

約数ペア:

[(1, 15365259), (3, 5121753), (7, 2195037), (9, 1707251), (13, 1181943), (21, 731679), (39, 393981), (63, 243893), (73, 210483), (91, 168849), (117, 131327), (219, 70161), (257, 59787), (273, 56283), (511, 30069), (657, 23387), (771, 19929), (819, 18761), (949, 16191), (1533, 10023), (1799, 8541), (2313, 6643), (2847, 5397), (3341, 4599)]