209499158

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{251}}^1\times {\mathrm{3449}}^1$

素因数の和:3724

約数の個数: 24

約数和(自身を含む): 346890600

約数和(自身を除く): 137391442

約数列:

[1, 2, 11, 22, 121, 242, 251, 502, 2761, 3449, 5522, 6898, 30371, 37939, 60742, 75878, 417329, 834658, 865699, 1731398, 9522689, 19045378, 104749579, 209499158]

約数ペア:

[(1, 209499158), (2, 104749579), (11, 19045378), (22, 9522689), (121, 1731398), (242, 865699), (251, 834658), (502, 417329), (2761, 75878), (3449, 60742), (5522, 37939), (6898, 30371)]