61345305

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:715

約数の個数: 72

約数和(自身を含む): 126764352

約数和(自身を除く): 65419047

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 49, 63, 105, 129, 147, 215, 245, 301, 315, 387, 441, 645, 647, 735, 903, 1505, 1935, 1941, 2107, 2205, 2709, 3235, 4515, 4529, 5823, 6321, 9705, 10535, 13545, 13587, 18963, 22645, 27821, 29115, 31605, 31703, 40761, 67935, 83463, 94815, 95109, 139105, 158515, 194747, 203805, 250389, 285327, 417315, 475545, 584241, 973735, 1251945, 1363229, 1426635, 1752723, 2921205, 4089687, 6816145, 8763615, 12269061, 20448435, 61345305]

約数ペア:

[(1, 61345305), (3, 20448435), (5, 12269061), (7, 8763615), (9, 6816145), (15, 4089687), (21, 2921205), (35, 1752723), (43, 1426635), (45, 1363229), (49, 1251945), (63, 973735), (105, 584241), (129, 475545), (147, 417315), (215, 285327), (245, 250389), (301, 203805), (315, 194747), (387, 158515), (441, 139105), (645, 95109), (647, 94815), (735, 83463), (903, 67935), (1505, 40761), (1935, 31703), (1941, 31605), (2107, 29115), (2205, 27821), (2709, 22645), (3235, 18963), (4515, 13587), (4529, 13545), (5823, 10535), (6321, 9705)]