211031836

素因数分解:

$2^2\times {\mathrm{127}}^2\times {\mathrm{3271}}^1$

素因数の和:3529

約数の個数: 18

約数和(自身を含む): 372350328

約数和(自身を除く): 161318492

約数列:

[1, 2, 4, 127, 254, 508, 3271, 6542, 13084, 16129, 32258, 64516, 415417, 830834, 1661668, 52757959, 105515918, 211031836]

約数ペア:

[(1, 211031836), (2, 105515918), (4, 52757959), (127, 1661668), (254, 830834), (508, 415417), (3271, 64516), (6542, 32258), (13084, 16129)]