28404459

素因数分解:

$3^3\times {\mathrm{151}}^1\times {\mathrm{6967}}^1$

素因数の和:7127

約数の個数: 16

約数和(自身を含む): 42365440

約数和(自身を除く): 13960981

約数列:

[1, 3, 9, 27, 151, 453, 1359, 4077, 6967, 20901, 62703, 188109, 1052017, 3156051, 9468153, 28404459]

約数ペア:

[(1, 28404459), (3, 9468153), (9, 3156051), (27, 1052017), (151, 188109), (453, 62703), (1359, 20901), (4077, 6967)]