427968081

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{18773}}^1$

素因数の和:18945

約数の個数: 24

約数和(自身を含む): 658967400

約数和(自身を除く): 230999319

約数列:

[1, 3, 9, 17, 51, 149, 153, 447, 1341, 2533, 7599, 18773, 22797, 56319, 168957, 319141, 957423, 2797177, 2872269, 8391531, 25174593, 47552009, 142656027, 427968081]

約数ペア:

[(1, 427968081), (3, 142656027), (9, 47552009), (17, 25174593), (51, 8391531), (149, 2872269), (153, 2797177), (447, 957423), (1341, 319141), (2533, 168957), (7599, 56319), (18773, 22797)]