12715239

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{2909}}^1$

素因数の和:2990

約数の個数: 16

約数和(自身を含む): 17879040

約数和(自身を除く): 5163801

約数列:

[1, 3, 31, 47, 93, 141, 1457, 2909, 4371, 8727, 90179, 136723, 270537, 410169, 4238413, 12715239]

約数ペア:

[(1, 12715239), (3, 4238413), (31, 410169), (47, 270537), (93, 136723), (141, 90179), (1457, 8727), (2909, 4371)]