18333273

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 29030400

約数和(自身を除く): 10697127

約数列:

[1, 3, 7, 21, 41, 107, 123, 199, 287, 321, 597, 749, 861, 1393, 2247, 4179, 4387, 8159, 13161, 21293, 24477, 30709, 57113, 63879, 92127, 149051, 171339, 447153, 873013, 2619039, 6111091, 18333273]

約数ペア:

[(1, 18333273), (3, 6111091), (7, 2619039), (21, 873013), (41, 447153), (107, 171339), (123, 149051), (199, 92127), (287, 63879), (321, 57113), (597, 30709), (749, 24477), (861, 21293), (1393, 13161), (2247, 8159), (4179, 4387)]