30890547

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1999}}^1$

素因数の和:2123

約数の個数: 24

約数和(自身を含む): 47736000

約数和(自身を除く): 16845453

約数列:

[1, 3, 9, 17, 51, 101, 153, 303, 909, 1717, 1999, 5151, 5997, 15453, 17991, 33983, 101949, 201899, 305847, 605697, 1817091, 3432283, 10296849, 30890547]

約数ペア:

[(1, 30890547), (3, 10296849), (9, 3432283), (17, 1817091), (51, 605697), (101, 305847), (153, 201899), (303, 101949), (909, 33983), (1717, 17991), (1999, 15453), (5151, 5997)]