1138148781

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{18181}}^1$

素因数の和:18473

約数の個数: 32

約数和(自身を含む): 1899073536

約数和(自身を除く): 760924755

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 271, 813, 1897, 2981, 5691, 8943, 18181, 20867, 54543, 62601, 127267, 199991, 381801, 599973, 1399937, 4199811, 4927051, 14781153, 34489357, 54197561, 103468071, 162592683, 379382927, 1138148781]

約数ペア:

[(1, 1138148781), (3, 379382927), (7, 162592683), (11, 103468071), (21, 54197561), (33, 34489357), (77, 14781153), (231, 4927051), (271, 4199811), (813, 1399937), (1897, 599973), (2981, 381801), (5691, 199991), (8943, 127267), (18181, 62601), (20867, 54543)]