78222963

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{40933}}^1$

素因数の和:40963

約数の個数: 24

約数和(自身を含む): 130661328

約数和(自身を除く): 52438365

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 40933, 122799, 286531, 532129, 859593, 1596387, 2005717, 3724903, 6017151, 11174709, 26074321, 78222963]

約数ペア:

[(1, 78222963), (3, 26074321), (7, 11174709), (13, 6017151), (21, 3724903), (39, 2005717), (49, 1596387), (91, 859593), (147, 532129), (273, 286531), (637, 122799), (1911, 40933)]