71738055

素因数分解:

$3^4\times 5^1\times {\mathrm{177131}}^1$

素因数の和:177148

約数の個数: 20

約数和(自身を含む): 128597832

約数和(自身を除く): 56859777

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 177131, 531393, 885655, 1594179, 2656965, 4782537, 7970895, 14347611, 23912685, 71738055]

約数ペア:

[(1, 71738055), (3, 23912685), (5, 14347611), (9, 7970895), (15, 4782537), (27, 2656965), (45, 1594179), (81, 885655), (135, 531393), (405, 177131)]