7157439

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:587

約数の個数: 24

約数和(自身を含む): 10962432

約数和(自身を除く): 3804993

約数列:

[1, 3, 9, 23, 69, 71, 207, 213, 487, 639, 1461, 1633, 4383, 4899, 11201, 14697, 33603, 34577, 100809, 103731, 311193, 795271, 2385813, 7157439]

約数ペア:

[(1, 7157439), (3, 2385813), (9, 795271), (23, 311193), (69, 103731), (71, 100809), (207, 34577), (213, 33603), (487, 14697), (639, 11201), (1461, 4899), (1633, 4383)]