28998729

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{5869}}^1$

素因数の和:5942

約数の個数: 20

約数和(自身を含む): 44036740

約数和(自身を除く): 15038011

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 4941, 5869, 17607, 52821, 158463, 358009, 475389, 1074027, 3222081, 9666243, 28998729]

約数ペア:

[(1, 28998729), (3, 9666243), (9, 3222081), (27, 1074027), (61, 475389), (81, 358009), (183, 158463), (549, 52821), (1647, 17607), (4941, 5869)]