30921207

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{1721}}^1$

素因数の和:1890

約数の個数: 16

約数和(自身を含む): 42402528

約数和(自身を除く): 11481321

約数列:

[1, 3, 53, 113, 159, 339, 1721, 5163, 5989, 17967, 91213, 194473, 273639, 583419, 10307069, 30921207]

約数ペア:

[(1, 30921207), (3, 10307069), (53, 583419), (113, 273639), (159, 194473), (339, 91213), (1721, 17967), (5163, 5989)]