131574513

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{272411}}^1$

素因数の和:272444

約数の個数: 16

約数和(自身を含む): 209212416

約数和(自身を除く): 77637903

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 272411, 817233, 1906877, 5720631, 6265453, 18796359, 43858171, 131574513]

約数ペア:

[(1, 131574513), (3, 43858171), (7, 18796359), (21, 6265453), (23, 5720631), (69, 1906877), (161, 817233), (483, 272411)]