9890442

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^2\times {\mathrm{109}}^1$

素因数の和:259

約数の個数: 36

約数和(自身を含む): 21934770

約数和(自身を除く): 12044328

約数列:

[1, 2, 3, 6, 9, 18, 71, 109, 142, 213, 218, 327, 426, 639, 654, 981, 1278, 1962, 5041, 7739, 10082, 15123, 15478, 23217, 30246, 45369, 46434, 69651, 90738, 139302, 549469, 1098938, 1648407, 3296814, 4945221, 9890442]

約数ペア:

[(1, 9890442), (2, 4945221), (3, 3296814), (6, 1648407), (9, 1098938), (18, 549469), (71, 139302), (109, 90738), (142, 69651), (213, 46434), (218, 45369), (327, 30246), (426, 23217), (639, 15478), (654, 15123), (981, 10082), (1278, 7739), (1962, 5041)]