30720519

素因数分解:

$3^3\times {\mathrm{113}}^1\times {\mathrm{10069}}^1$

素因数の和:10191

約数の個数: 16

約数和(自身を含む): 45919200

約数和(自身を除く): 15198681

約数列:

[1, 3, 9, 27, 113, 339, 1017, 3051, 10069, 30207, 90621, 271863, 1137797, 3413391, 10240173, 30720519]

約数ペア:

[(1, 30720519), (3, 10240173), (9, 3413391), (27, 1137797), (113, 271863), (339, 90621), (1017, 30207), (3051, 10069)]