17888974011

素因数分解:

$3^6\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{2903}}^1$

素因数の和:3107

約数の個数: 56

約数和(自身を含む): 27423982080

約数和(自身を除く): 9535008069

約数列:

[1, 3, 9, 27, 79, 81, 107, 237, 243, 321, 711, 729, 963, 2133, 2889, 2903, 6399, 8453, 8667, 8709, 19197, 25359, 26001, 26127, 57591, 76077, 78003, 78381, 228231, 229337, 235143, 310621, 684693, 688011, 705429, 931863, 2054079, 2064033, 2116287, 2795589, 6162237, 6192099, 8386767, 18576297, 24539059, 25160301, 55728891, 73617177, 75480903, 167186673, 220851531, 226442709, 662554593, 1987663779, 5962991337, 17888974011]

約数ペア:

[(1, 17888974011), (3, 5962991337), (9, 1987663779), (27, 662554593), (79, 226442709), (81, 220851531), (107, 167186673), (237, 75480903), (243, 73617177), (321, 55728891), (711, 25160301), (729, 24539059), (963, 18576297), (2133, 8386767), (2889, 6192099), (2903, 6162237), (6399, 2795589), (8453, 2116287), (8667, 2064033), (8709, 2054079), (19197, 931863), (25359, 705429), (26001, 688011), (26127, 684693), (57591, 310621), (76077, 235143), (78003, 229337), (78381, 228231)]