66947265

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^2$

素因数の和:307

約数の個数: 72

約数和(自身を含む): 145723968

約数和(自身を除く): 78776703

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 139, 165, 231, 315, 385, 417, 495, 693, 695, 973, 1155, 1251, 1529, 2085, 2919, 3465, 4587, 4865, 6255, 7645, 8757, 10703, 13761, 14595, 19321, 22935, 32109, 43785, 53515, 57963, 68805, 96327, 96605, 135247, 160545, 173889, 212531, 289815, 405741, 481635, 637593, 676235, 869445, 1062655, 1217223, 1487717, 1912779, 2028705, 3187965, 4463151, 6086115, 7438585, 9563895, 13389453, 22315755, 66947265]

約数ペア:

[(1, 66947265), (3, 22315755), (5, 13389453), (7, 9563895), (9, 7438585), (11, 6086115), (15, 4463151), (21, 3187965), (33, 2028705), (35, 1912779), (45, 1487717), (55, 1217223), (63, 1062655), (77, 869445), (99, 676235), (105, 637593), (139, 481635), (165, 405741), (231, 289815), (315, 212531), (385, 173889), (417, 160545), (495, 135247), (693, 96605), (695, 96327), (973, 68805), (1155, 57963), (1251, 53515), (1529, 43785), (2085, 32109), (2919, 22935), (3465, 19321), (4587, 14595), (4865, 13761), (6255, 10703), (7645, 8757)]