22997115

素因数分解:

$3^4\times 5^1\times {\mathrm{56783}}^1$

素因数の和:56800

約数の個数: 20

約数和(自身を含む): 41225184

約数和(自身を除く): 18228069

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 56783, 170349, 283915, 511047, 851745, 1533141, 2555235, 4599423, 7665705, 22997115]

約数ペア:

[(1, 22997115), (3, 7665705), (5, 4599423), (9, 2555235), (15, 1533141), (27, 851745), (45, 511047), (81, 283915), (135, 170349), (405, 56783)]