1229228

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 2897664

約数和(自身を除く): 1668436

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 307, 308, 364, 572, 614, 1001, 1228, 2002, 2149, 3377, 3991, 4004, 4298, 6754, 7982, 8596, 13508, 15964, 23639, 27937, 43901, 47278, 55874, 87802, 94556, 111748, 175604, 307307, 614614, 1229228]

約数ペア:

[(1, 1229228), (2, 614614), (4, 307307), (7, 175604), (11, 111748), (13, 94556), (14, 87802), (22, 55874), (26, 47278), (28, 43901), (44, 27937), (52, 23639), (77, 15964), (91, 13508), (143, 8596), (154, 7982), (182, 6754), (286, 4298), (307, 4004), (308, 3991), (364, 3377), (572, 2149), (614, 2002), (1001, 1228)]