27999244

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:195

約数の個数: 72

約数和(自身を含む): 62266848

約数和(自身を除く): 34267604

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 61, 91, 97, 122, 169, 182, 194, 244, 338, 364, 388, 427, 676, 679, 793, 854, 1183, 1261, 1358, 1586, 1708, 2366, 2522, 2716, 3172, 4732, 5044, 5551, 5917, 8827, 10309, 11102, 11834, 16393, 17654, 20618, 22204, 23668, 32786, 35308, 41236, 41419, 65572, 72163, 76921, 82838, 114751, 144326, 153842, 165676, 229502, 288652, 307684, 459004, 538447, 999973, 1076894, 1999946, 2153788, 3999892, 6999811, 13999622, 27999244]

約数ペア:

[(1, 27999244), (2, 13999622), (4, 6999811), (7, 3999892), (13, 2153788), (14, 1999946), (26, 1076894), (28, 999973), (52, 538447), (61, 459004), (91, 307684), (97, 288652), (122, 229502), (169, 165676), (182, 153842), (194, 144326), (244, 114751), (338, 82838), (364, 76921), (388, 72163), (427, 65572), (676, 41419), (679, 41236), (793, 35308), (854, 32786), (1183, 23668), (1261, 22204), (1358, 20618), (1586, 17654), (1708, 16393), (2366, 11834), (2522, 11102), (2716, 10309), (3172, 8827), (4732, 5917), (5044, 5551)]