204040977

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 339001344

約数和(自身を除く): 134960367

約数列:

[1, 3, 7, 21, 31, 37, 43, 93, 111, 129, 197, 217, 259, 301, 591, 651, 777, 903, 1147, 1333, 1379, 1591, 3441, 3999, 4137, 4773, 6107, 7289, 8029, 8471, 9331, 11137, 18321, 21867, 24087, 25413, 27993, 33411, 42749, 49321, 51023, 59297, 128247, 147963, 153069, 177891, 225959, 262601, 313427, 345247, 677877, 787803, 940281, 1035741, 1581713, 1838207, 2193989, 4745139, 5514621, 6581967, 9716237, 29148711, 68013659, 204040977]

約数ペア:

[(1, 204040977), (3, 68013659), (7, 29148711), (21, 9716237), (31, 6581967), (37, 5514621), (43, 4745139), (93, 2193989), (111, 1838207), (129, 1581713), (197, 1035741), (217, 940281), (259, 787803), (301, 677877), (591, 345247), (651, 313427), (777, 262601), (903, 225959), (1147, 177891), (1333, 153069), (1379, 147963), (1591, 128247), (3441, 59297), (3999, 51023), (4137, 49321), (4773, 42749), (6107, 33411), (7289, 27993), (8029, 25413), (8471, 24087), (9331, 21867), (11137, 18321)]