64353807

素因数分解:

$3^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1999}}^1$

素因数の和:2092

約数の個数: 36

約数和(自身を含む): 109668000

約数和(自身を除く): 45314193

約数列:

[1, 3, 7, 9, 21, 49, 63, 73, 147, 219, 441, 511, 657, 1533, 1999, 3577, 4599, 5997, 10731, 13993, 17991, 32193, 41979, 97951, 125937, 145927, 293853, 437781, 881559, 1021489, 1313343, 3064467, 7150423, 9193401, 21451269, 64353807]

約数ペア:

[(1, 64353807), (3, 21451269), (7, 9193401), (9, 7150423), (21, 3064467), (49, 1313343), (63, 1021489), (73, 881559), (147, 437781), (219, 293853), (441, 145927), (511, 125937), (657, 97951), (1533, 41979), (1999, 32193), (3577, 17991), (4599, 13993), (5997, 10731)]