488571909

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{26053}}^1$

素因数の和:26129

約数の個数: 32

約数和(自身を含む): 800378880

約数和(自身を除く): 311806971

約数列:

[1, 3, 7, 19, 21, 47, 57, 133, 141, 329, 399, 893, 987, 2679, 6251, 18753, 26053, 78159, 182371, 495007, 547113, 1224491, 1485021, 3465049, 3673473, 8571437, 10395147, 23265329, 25714311, 69795987, 162857303, 488571909]

約数ペア:

[(1, 488571909), (3, 162857303), (7, 69795987), (19, 25714311), (21, 23265329), (47, 10395147), (57, 8571437), (133, 3673473), (141, 3465049), (329, 1485021), (399, 1224491), (893, 547113), (987, 495007), (2679, 182371), (6251, 78159), (18753, 26053)]