221468188

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{197}}^1\times {\mathrm{2213}}^1$

素因数の和:2541

約数の個数: 24

約数和(自身を含む): 392781312

約数和(自身を除く): 171313124

約数列:

[1, 2, 4, 127, 197, 254, 394, 508, 788, 2213, 4426, 8852, 25019, 50038, 100076, 281051, 435961, 562102, 871922, 1124204, 1743844, 55367047, 110734094, 221468188]

約数ペア:

[(1, 221468188), (2, 110734094), (4, 55367047), (127, 1743844), (197, 1124204), (254, 871922), (394, 562102), (508, 435961), (788, 281051), (2213, 100076), (4426, 50038), (8852, 25019)]