261013039

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{24197}}^1$

素因数の和:24294

約数の個数: 16

約数和(自身を含む): 315929088

約数和(自身を除く): 54916049

約数列:

[1, 7, 23, 67, 161, 469, 1541, 10787, 24197, 169379, 556531, 1621199, 3895717, 11348393, 37287577, 261013039]

約数ペア:

[(1, 261013039), (7, 37287577), (23, 11348393), (67, 3895717), (161, 1621199), (469, 556531), (1541, 169379), (10787, 24197)]