71490639

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{607}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 107864064

約数和(自身を除く): 36373425

約数列:

[1, 3, 11, 33, 43, 83, 129, 249, 473, 607, 913, 1419, 1821, 2739, 3569, 6677, 10707, 20031, 26101, 39259, 50381, 78303, 117777, 151143, 287111, 554191, 861333, 1662573, 2166383, 6499149, 23830213, 71490639]

約数ペア:

[(1, 71490639), (3, 23830213), (11, 6499149), (33, 2166383), (43, 1662573), (83, 861333), (129, 554191), (249, 287111), (473, 151143), (607, 117777), (913, 78303), (1419, 50381), (1821, 39259), (2739, 26101), (3569, 20031), (6677, 10707)]