131202561

素因数分解:

$3^1\times 7^1\times {\mathrm{1193}}^1\times {\mathrm{5237}}^1$

素因数の和:6440

約数の個数: 16

約数和(自身を含む): 200133504

約数和(自身を除く): 68930943

約数列:

[1, 3, 7, 21, 1193, 3579, 5237, 8351, 15711, 25053, 36659, 109977, 6247741, 18743223, 43734187, 131202561]

約数ペア:

[(1, 131202561), (3, 43734187), (7, 18743223), (21, 6247741), (1193, 109977), (3579, 36659), (5237, 25053), (8351, 15711)]