1231875561

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2550467}}^1$

素因数の和:2550500

約数の個数: 16

約数和(自身を含む): 1958759424

約数和(自身を除く): 726883863

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 2550467, 7651401, 17853269, 53559807, 58660741, 175982223, 410625187, 1231875561]

約数ペア:

[(1, 1231875561), (3, 410625187), (7, 175982223), (21, 58660741), (23, 53559807), (69, 17853269), (161, 7651401), (483, 2550467)]