438538254

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{2689}}^1$

素因数の和:3065

約数の個数: 64

約数和(自身を含む): 1097003520

約数和(自身を除く): 658465266

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 353, 462, 706, 1059, 2118, 2471, 2689, 3883, 4942, 5378, 7413, 7766, 8067, 11649, 14826, 16134, 18823, 23298, 27181, 29579, 37646, 54362, 56469, 59158, 81543, 88737, 112938, 163086, 177474, 207053, 414106, 621159, 949217, 1242318, 1898434, 2847651, 5695302, 6644519, 10441387, 13289038, 19933557, 20882774, 31324161, 39867114, 62648322, 73089709, 146179418, 219269127, 438538254]

約数ペア:

[(1, 438538254), (2, 219269127), (3, 146179418), (6, 73089709), (7, 62648322), (11, 39867114), (14, 31324161), (21, 20882774), (22, 19933557), (33, 13289038), (42, 10441387), (66, 6644519), (77, 5695302), (154, 2847651), (231, 1898434), (353, 1242318), (462, 949217), (706, 621159), (1059, 414106), (2118, 207053), (2471, 177474), (2689, 163086), (3883, 112938), (4942, 88737), (5378, 81543), (7413, 59158), (7766, 56469), (8067, 54362), (11649, 37646), (14826, 29579), (16134, 27181), (18823, 23298)]