28627239

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1\times {\mathrm{503}}^1$

素因数の和:878

約数の個数: 16

約数和(自身を含む): 38997504

約数和(自身を除く): 10370265

約数列:

[1, 3, 61, 183, 311, 503, 933, 1509, 18971, 30683, 56913, 92049, 156433, 469299, 9542413, 28627239]

約数ペア:

[(1, 28627239), (3, 9542413), (61, 469299), (183, 156433), (311, 92049), (503, 56913), (933, 30683), (1509, 18971)]