27997788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{25639}}^1$

素因数の和:25666

約数の個数: 48

約数和(自身を含む): 80407040

約数和(自身を除く): 52409252

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 25639, 51278, 76917, 102556, 153834, 179473, 307668, 333307, 358946, 538419, 666614, 717892, 999921, 1076838, 1333228, 1999842, 2153676, 2333149, 3999684, 4666298, 6999447, 9332596, 13998894, 27997788]

約数ペア:

[(1, 27997788), (2, 13998894), (3, 9332596), (4, 6999447), (6, 4666298), (7, 3999684), (12, 2333149), (13, 2153676), (14, 1999842), (21, 1333228), (26, 1076838), (28, 999921), (39, 717892), (42, 666614), (52, 538419), (78, 358946), (84, 333307), (91, 307668), (156, 179473), (182, 153834), (273, 102556), (364, 76917), (546, 51278), (1092, 25639)]