28886858

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 59609088

約数和(自身を除く): 30722230

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 47, 77, 91, 94, 143, 154, 182, 286, 307, 329, 517, 611, 614, 658, 1001, 1034, 1222, 2002, 2149, 3377, 3619, 3991, 4277, 4298, 6721, 6754, 7238, 7982, 8554, 13442, 14429, 23639, 27937, 28858, 43901, 47047, 47278, 55874, 87802, 94094, 101003, 158719, 187577, 202006, 307307, 317438, 375154, 614614, 1111033, 1313039, 2063347, 2222066, 2626078, 4126694, 14443429, 28886858]

約数ペア:

[(1, 28886858), (2, 14443429), (7, 4126694), (11, 2626078), (13, 2222066), (14, 2063347), (22, 1313039), (26, 1111033), (47, 614614), (77, 375154), (91, 317438), (94, 307307), (143, 202006), (154, 187577), (182, 158719), (286, 101003), (307, 94094), (329, 87802), (517, 55874), (611, 47278), (614, 47047), (658, 43901), (1001, 28858), (1034, 27937), (1222, 23639), (2002, 14429), (2149, 13442), (3377, 8554), (3619, 7982), (3991, 7238), (4277, 6754), (4298, 6721)]