1279161

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{29}}^2$

素因数の和:90

約数の個数: 27

約数和(自身を含む): 2072109

約数和(自身を除く): 792948

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 169, 261, 377, 507, 841, 1131, 1521, 2523, 3393, 4901, 7569, 10933, 14703, 32799, 44109, 98397, 142129, 426387, 1279161]

約数ペア:

[(1, 1279161), (3, 426387), (9, 142129), (13, 98397), (29, 44109), (39, 32799), (87, 14703), (117, 10933), (169, 7569), (261, 4901), (377, 3393), (507, 2523), (841, 1521)]