27890406

素因数分解:

$2^1\times 3^4\times {\mathrm{107}}^1\times {\mathrm{1609}}^1$

素因数の和:1730

約数の個数: 40

約数和(自身を含む): 63118440

約数和(自身を除く): 35228034

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 107, 162, 214, 321, 642, 963, 1609, 1926, 2889, 3218, 4827, 5778, 8667, 9654, 14481, 17334, 28962, 43443, 86886, 130329, 172163, 260658, 344326, 516489, 1032978, 1549467, 3098934, 4648401, 9296802, 13945203, 27890406]

約数ペア:

[(1, 27890406), (2, 13945203), (3, 9296802), (6, 4648401), (9, 3098934), (18, 1549467), (27, 1032978), (54, 516489), (81, 344326), (107, 260658), (162, 172163), (214, 130329), (321, 86886), (642, 43443), (963, 28962), (1609, 17334), (1926, 14481), (2889, 9654), (3218, 8667), (4827, 5778)]