13897515

素因数分解:

$3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{4391}}^1$

素因数の和:4610

約数の個数: 16

約数和(自身を含む): 22346496

約数和(自身を除く): 8448981

約数列:

[1, 3, 5, 15, 211, 633, 1055, 3165, 4391, 13173, 21955, 65865, 926501, 2779503, 4632505, 13897515]

約数ペア:

[(1, 13897515), (3, 4632505), (5, 2779503), (15, 926501), (211, 65865), (633, 21955), (1055, 13173), (3165, 4391)]