12173427

素因数分解:

$3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{971}}^1$

素因数の和:1183

約数の個数: 24

約数和(自身を含む): 20217600

約数和(自身を除く): 8044173

約数列:

[1, 3, 7, 9, 21, 63, 199, 597, 971, 1393, 1791, 2913, 4179, 6797, 8739, 12537, 20391, 61173, 193229, 579687, 1352603, 1739061, 4057809, 12173427]

約数ペア:

[(1, 12173427), (3, 4057809), (7, 1739061), (9, 1352603), (21, 579687), (63, 193229), (199, 61173), (597, 20391), (971, 12537), (1393, 8739), (1791, 6797), (2913, 4179)]