215171892

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{2179}}^1$

素因数の和:2413

約数の個数: 72

約数和(自身を含む): 588791840

約数和(自身を除く): 373619948

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 211, 234, 422, 468, 633, 844, 1266, 1899, 2179, 2532, 2743, 3798, 4358, 5486, 6537, 7596, 8229, 8716, 10972, 13074, 16458, 19611, 24687, 26148, 28327, 32916, 39222, 49374, 56654, 78444, 84981, 98748, 113308, 169962, 254943, 339924, 459769, 509886, 919538, 1019772, 1379307, 1839076, 2758614, 4137921, 5517228, 5976997, 8275842, 11953994, 16551684, 17930991, 23907988, 35861982, 53792973, 71723964, 107585946, 215171892]

約数ペア:

[(1, 215171892), (2, 107585946), (3, 71723964), (4, 53792973), (6, 35861982), (9, 23907988), (12, 17930991), (13, 16551684), (18, 11953994), (26, 8275842), (36, 5976997), (39, 5517228), (52, 4137921), (78, 2758614), (117, 1839076), (156, 1379307), (211, 1019772), (234, 919538), (422, 509886), (468, 459769), (633, 339924), (844, 254943), (1266, 169962), (1899, 113308), (2179, 98748), (2532, 84981), (2743, 78444), (3798, 56654), (4358, 49374), (5486, 39222), (6537, 32916), (7596, 28327), (8229, 26148), (8716, 24687), (10972, 19611), (13074, 16458)]