12979206

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:501

約数の個数: 48

約数和(自身を含む): 29549520

約数和(自身を除く): 16570314

約数列:

[1, 2, 3, 6, 9, 18, 41, 43, 82, 86, 123, 129, 246, 258, 369, 387, 409, 738, 774, 818, 1227, 1763, 2454, 3526, 3681, 5289, 7362, 10578, 15867, 16769, 17587, 31734, 33538, 35174, 50307, 52761, 100614, 105522, 150921, 158283, 301842, 316566, 721067, 1442134, 2163201, 4326402, 6489603, 12979206]

約数ペア:

[(1, 12979206), (2, 6489603), (3, 4326402), (6, 2163201), (9, 1442134), (18, 721067), (41, 316566), (43, 301842), (82, 158283), (86, 150921), (123, 105522), (129, 100614), (246, 52761), (258, 50307), (369, 35174), (387, 33538), (409, 31734), (738, 17587), (774, 16769), (818, 15867), (1227, 10578), (1763, 7362), (2454, 5289), (3526, 3681)]