56511729

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{631}}^1$

素因数の和:778

約数の個数: 32

約数和(自身を含む): 87367680

約数和(自身を除く): 30855951

約数列:

[1, 3, 9, 27, 31, 93, 107, 279, 321, 631, 837, 963, 1893, 2889, 3317, 5679, 9951, 17037, 19561, 29853, 58683, 67517, 89559, 176049, 202551, 528147, 607653, 1822959, 2093027, 6279081, 18837243, 56511729]

約数ペア:

[(1, 56511729), (3, 18837243), (9, 6279081), (27, 2093027), (31, 1822959), (93, 607653), (107, 528147), (279, 202551), (321, 176049), (631, 89559), (837, 67517), (963, 58683), (1893, 29853), (2889, 19561), (3317, 17037), (5679, 9951)]