128280989

素因数分解:

${\mathrm{19}}^2\times {\mathrm{269}}^1\times {\mathrm{1321}}^1$

素因数の和:1628

約数の個数: 12

約数和(自身を含む): 135994140

約数和(自身を除く): 7713151

約数列:

[1, 19, 269, 361, 1321, 5111, 25099, 97109, 355349, 476881, 6751631, 128280989]

約数ペア:

[(1, 128280989), (19, 6751631), (269, 476881), (361, 355349), (1321, 97109), (5111, 25099)]