81712435

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{593}}^1$

素因数の和:763

約数の個数: 32

約数和(自身を含む): 116785152

約数和(自身を除く): 35072717

約数列:

[1, 5, 7, 31, 35, 127, 155, 217, 593, 635, 889, 1085, 2965, 3937, 4151, 4445, 18383, 19685, 20755, 27559, 75311, 91915, 128681, 137795, 376555, 527177, 643405, 2334641, 2635885, 11673205, 16342487, 81712435]

約数ペア:

[(1, 81712435), (5, 16342487), (7, 11673205), (31, 2635885), (35, 2334641), (127, 643405), (155, 527177), (217, 376555), (593, 137795), (635, 128681), (889, 91915), (1085, 75311), (2965, 27559), (3937, 20755), (4151, 19685), (4445, 18383)]