72974205

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{12379}}^1$

素因数の和:12521

約数の個数: 24

約数和(自身を含む): 127464480

約数和(自身を除く): 54490275

約数列:

[1, 3, 5, 9, 15, 45, 131, 393, 655, 1179, 1965, 5895, 12379, 37137, 61895, 111411, 185685, 557055, 1621649, 4864947, 8108245, 14594841, 24324735, 72974205]

約数ペア:

[(1, 72974205), (3, 24324735), (5, 14594841), (9, 8108245), (15, 4864947), (45, 1621649), (131, 557055), (393, 185685), (655, 111411), (1179, 61895), (1965, 37137), (5895, 12379)]