78815079

素因数分解:

$3^3\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1453}}^1$

素因数の和:1517

約数の個数: 48

約数和(自身を含む): 139235040

約数和(自身を除く): 60419961

約数列:

[1, 3, 7, 9, 21, 27, 41, 49, 63, 123, 147, 189, 287, 369, 441, 861, 1107, 1323, 1453, 2009, 2583, 4359, 6027, 7749, 10171, 13077, 18081, 30513, 39231, 54243, 59573, 71197, 91539, 178719, 213591, 274617, 417011, 536157, 640773, 1251033, 1608471, 1922319, 2919077, 3753099, 8757231, 11259297, 26271693, 78815079]

約数ペア:

[(1, 78815079), (3, 26271693), (7, 11259297), (9, 8757231), (21, 3753099), (27, 2919077), (41, 1922319), (49, 1608471), (63, 1251033), (123, 640773), (147, 536157), (189, 417011), (287, 274617), (369, 213591), (441, 178719), (861, 91539), (1107, 71197), (1323, 59573), (1453, 54243), (2009, 39231), (2583, 30513), (4359, 18081), (6027, 13077), (7749, 10171)]