78424885

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6571}}^1$

素因数の和:6625

約数の個数: 32

約数和(自身を含む): 121135104

約数和(自身を除く): 42710219

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 155, 217, 341, 385, 1085, 1705, 2387, 6571, 11935, 32855, 45997, 72281, 203701, 229985, 361405, 505967, 1018505, 1425907, 2240711, 2529835, 7129535, 11203555, 15684977, 78424885]

約数ペア:

[(1, 78424885), (5, 15684977), (7, 11203555), (11, 7129535), (31, 2529835), (35, 2240711), (55, 1425907), (77, 1018505), (155, 505967), (217, 361405), (341, 229985), (385, 203701), (1085, 72281), (1705, 45997), (2387, 32855), (6571, 11935)]