57921885

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{20431}}^1$

素因数の和:20455

約数の個数: 40

約数和(自身を含む): 118669056

約数和(自身を除く): 60747171

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 20431, 61293, 102155, 143017, 183879, 306465, 429051, 551637, 715085, 919395, 1287153, 1654911, 2145255, 2758185, 3861459, 6435765, 8274555, 11584377, 19307295, 57921885]

約数ペア:

[(1, 57921885), (3, 19307295), (5, 11584377), (7, 8274555), (9, 6435765), (15, 3861459), (21, 2758185), (27, 2145255), (35, 1654911), (45, 1287153), (63, 919395), (81, 715085), (105, 551637), (135, 429051), (189, 306465), (315, 183879), (405, 143017), (567, 102155), (945, 61293), (2835, 20431)]