28113981

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{58207}}^1$

素因数の和:58240

約数の個数: 16

約数和(自身を含む): 44703744

約数和(自身を除く): 16589763

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 58207, 174621, 407449, 1222347, 1338761, 4016283, 9371327, 28113981]

約数ペア:

[(1, 28113981), (3, 9371327), (7, 4016283), (21, 1338761), (23, 1222347), (69, 407449), (161, 174621), (483, 58207)]