64963017

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{419}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 113218560

約数和(自身を除く): 48255543

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 107, 161, 207, 321, 419, 483, 749, 963, 1257, 1449, 2247, 2461, 2933, 3771, 6741, 7383, 8799, 9637, 17227, 22149, 26397, 28911, 44833, 51681, 67459, 86733, 134499, 155043, 202377, 313831, 403497, 607131, 941493, 1031159, 2824479, 3093477, 7218113, 9280431, 21654339, 64963017]

約数ペア:

[(1, 64963017), (3, 21654339), (7, 9280431), (9, 7218113), (21, 3093477), (23, 2824479), (63, 1031159), (69, 941493), (107, 607131), (161, 403497), (207, 313831), (321, 202377), (419, 155043), (483, 134499), (749, 86733), (963, 67459), (1257, 51681), (1449, 44833), (2247, 28911), (2461, 26397), (2933, 22149), (3771, 17227), (6741, 9637), (7383, 8799)]