64963845

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{2729}}^1$

素因数の和:2786

約数の個数: 36

約数和(自身を含む): 117755820

約数和(自身を除く): 52791975

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 529, 1035, 1587, 2645, 2729, 4761, 7935, 8187, 13645, 23805, 24561, 40935, 62767, 122805, 188301, 313835, 564903, 941505, 1443641, 2824515, 4330923, 7218205, 12992769, 21654615, 64963845]

約数ペア:

[(1, 64963845), (3, 21654615), (5, 12992769), (9, 7218205), (15, 4330923), (23, 2824515), (45, 1443641), (69, 941505), (115, 564903), (207, 313835), (345, 188301), (529, 122805), (1035, 62767), (1587, 40935), (2645, 24561), (2729, 23805), (4761, 13645), (7935, 8187)]