65433321

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 105431040

約数和(自身を除く): 39997719

約数列:

[1, 3, 9, 19, 23, 57, 69, 127, 131, 171, 207, 381, 393, 437, 1143, 1179, 1311, 2413, 2489, 2921, 3013, 3933, 7239, 7467, 8763, 9039, 16637, 21717, 22401, 26289, 27117, 49911, 55499, 57247, 149733, 166497, 171741, 316103, 382651, 499491, 515223, 948309, 1147953, 2844927, 3443859, 7270369, 21811107, 65433321]

約数ペア:

[(1, 65433321), (3, 21811107), (9, 7270369), (19, 3443859), (23, 2844927), (57, 1147953), (69, 948309), (127, 515223), (131, 499491), (171, 382651), (207, 316103), (381, 171741), (393, 166497), (437, 149733), (1143, 57247), (1179, 55499), (1311, 49911), (2413, 27117), (2489, 26289), (2921, 22401), (3013, 21717), (3933, 16637), (7239, 9039), (7467, 8763)]