40205391

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{587}}^1$

素因数の和:703

約数の個数: 24

約数和(自身を含む): 57765120

約数和(自身を除く): 17559729

約数列:

[1, 3, 17, 51, 79, 237, 289, 587, 867, 1343, 1761, 4029, 9979, 22831, 29937, 46373, 68493, 139119, 169643, 508929, 788341, 2365023, 13401797, 40205391]

約数ペア:

[(1, 40205391), (3, 13401797), (17, 2365023), (51, 788341), (79, 508929), (237, 169643), (289, 139119), (587, 68493), (867, 46373), (1343, 29937), (1761, 22831), (4029, 9979)]