207987549

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{19157}}^1$

素因数の和:19225

約数の個数: 32

約数和(自身を含む): 353120256

約数和(自身を除く): 145132707

約数列:

[1, 3, 7, 11, 21, 33, 47, 77, 141, 231, 329, 517, 987, 1551, 3619, 10857, 19157, 57471, 134099, 210727, 402297, 632181, 900379, 1475089, 2701137, 4425267, 6302653, 9904169, 18907959, 29712507, 69329183, 207987549]

約数ペア:

[(1, 207987549), (3, 69329183), (7, 29712507), (11, 18907959), (21, 9904169), (33, 6302653), (47, 4425267), (77, 2701137), (141, 1475089), (231, 900379), (329, 632181), (517, 402297), (987, 210727), (1551, 134099), (3619, 57471), (10857, 19157)]