66978954

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4789}}^1$

素因数の和:4844

約数の個数: 64

約数和(自身を含む): 174739200

約数和(自身を除く): 107760246

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 37, 42, 54, 63, 74, 111, 126, 189, 222, 259, 333, 378, 518, 666, 777, 999, 1554, 1998, 2331, 4662, 4789, 6993, 9578, 13986, 14367, 28734, 33523, 43101, 67046, 86202, 100569, 129303, 177193, 201138, 258606, 301707, 354386, 531579, 603414, 905121, 1063158, 1240351, 1594737, 1810242, 2480702, 3189474, 3721053, 4784211, 7442106, 9568422, 11163159, 22326318, 33489477, 66978954]

約数ペア:

[(1, 66978954), (2, 33489477), (3, 22326318), (6, 11163159), (7, 9568422), (9, 7442106), (14, 4784211), (18, 3721053), (21, 3189474), (27, 2480702), (37, 1810242), (42, 1594737), (54, 1240351), (63, 1063158), (74, 905121), (111, 603414), (126, 531579), (189, 354386), (222, 301707), (259, 258606), (333, 201138), (378, 177193), (518, 129303), (666, 100569), (777, 86202), (999, 67046), (1554, 43101), (1998, 33523), (2331, 28734), (4662, 14367), (4789, 13986), (6993, 9578)]