12768795

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:133

約数の個数: 72

約数和(自身を含む): 25350624

約数和(自身を除く): 12581829

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 65, 69, 73, 115, 117, 169, 195, 207, 219, 299, 345, 365, 507, 585, 657, 845, 897, 949, 1035, 1095, 1495, 1521, 1679, 2535, 2691, 2847, 3285, 3887, 4485, 4745, 5037, 7605, 8395, 8541, 11661, 12337, 13455, 14235, 15111, 19435, 21827, 25185, 34983, 37011, 42705, 58305, 61685, 65481, 75555, 109135, 111033, 174915, 185055, 196443, 283751, 327405, 555165, 851253, 982215, 1418755, 2553759, 4256265, 12768795]

約数ペア:

[(1, 12768795), (3, 4256265), (5, 2553759), (9, 1418755), (13, 982215), (15, 851253), (23, 555165), (39, 327405), (45, 283751), (65, 196443), (69, 185055), (73, 174915), (115, 111033), (117, 109135), (169, 75555), (195, 65481), (207, 61685), (219, 58305), (299, 42705), (345, 37011), (365, 34983), (507, 25185), (585, 21827), (657, 19435), (845, 15111), (897, 14235), (949, 13455), (1035, 12337), (1095, 11661), (1495, 8541), (1521, 8395), (1679, 7605), (2535, 5037), (2691, 4745), (2847, 4485), (3285, 3887)]