78509691

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{35317}}^1$

素因数の和:35355

約数の個数: 24

約数和(自身を含む): 128557520

約数和(自身を除く): 50047829

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 35317, 105951, 317853, 459121, 671023, 1377363, 2013069, 4132089, 6039207, 8723299, 26169897, 78509691]

約数ペア:

[(1, 78509691), (3, 26169897), (9, 8723299), (13, 6039207), (19, 4132089), (39, 2013069), (57, 1377363), (117, 671023), (171, 459121), (247, 317853), (741, 105951), (2223, 35317)]