261796143

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{542021}}^1$

素因数の和:542054

約数の個数: 16

約数和(自身を含む): 416272896

約数和(自身を除く): 154476753

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 542021, 1626063, 3794147, 11382441, 12466483, 37399449, 87265381, 261796143]

約数ペア:

[(1, 261796143), (3, 87265381), (7, 37399449), (21, 12466483), (23, 11382441), (69, 3794147), (161, 1626063), (483, 542021)]