64665588

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21817}}^1$

素因数の和:21856

約数の個数: 48

約数和(自身を含む): 171053120

約数和(自身を除く): 106387532

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 21817, 43634, 65451, 87268, 130902, 261804, 283621, 414523, 567242, 829046, 850863, 1134484, 1243569, 1658092, 1701726, 2487138, 3403452, 4974276, 5388799, 10777598, 16166397, 21555196, 32332794, 64665588]

約数ペア:

[(1, 64665588), (2, 32332794), (3, 21555196), (4, 16166397), (6, 10777598), (12, 5388799), (13, 4974276), (19, 3403452), (26, 2487138), (38, 1701726), (39, 1658092), (52, 1243569), (57, 1134484), (76, 850863), (78, 829046), (114, 567242), (156, 414523), (228, 283621), (247, 261804), (494, 130902), (741, 87268), (988, 65451), (1482, 43634), (2964, 21817)]